Financial Calculators
Finance Subcategory
Income, Pay, and Budgeting
27 calculators
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Annual Income Calculator
Convert hourly, weekly, bi-weekly, semi-monthly, monthly, or salary pay into annual income with bonus and hourly-equivalent planning context.
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Biweekly Pay Calculator
Calculate gross biweekly pay from annual salary or hourly wages and compare biweekly pay with monthly, weekly, and semi-monthly income planning.
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Paycheck Net Pay Calculator
Estimate paycheck take-home pay after federal and state withholding assumptions, payroll taxes, and pre-tax or post-tax deductions with an annualized view.
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Gross-Up Calculator
Solve for required gross payment to deliver a target net amount after federal, state, and payroll tax assumptions, with employer total-cost visibility.
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Severance Pay Calculator
Estimate gross and net severance based on tenure formula assumptions, salary, bonus treatment, withholding assumptions, and post-separation runway at current spending.
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Hourly to Annual Salary Calculator
Convert hourly pay into weekly, biweekly, semi-monthly, monthly, and annual income using real weekly hours and paid-weeks assumptions.
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Monthly Income Calculator
Convert hourly, daily, weekly, bi-weekly, semi-monthly, monthly, or annual pay into monthly income for budgeting, affordability, and cash-flow planning.
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Salary Calculator After Taxes
Estimate take-home pay, tax withholding, and net pay from salary, filing status, state tax assumptions, and pay frequency.
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Salary to Hourly Calculator
Convert annual salary to base hourly pay and effective hourly pay using real weekly hours, overtime, bonus, and weeks worked per year.
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Semi-Monthly Pay Calculator
Translate annual salary, monthly income, or hourly wages into semi-monthly pay and compare the result with biweekly, weekly, and monthly pay cycles.
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Weekly Pay Calculator
Convert annual salary or hourly wage to weekly gross pay. Compare weekly, biweekly, semi-monthly, and monthly pay schedules side by side.
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Prorated Salary Calculator
Calculate prorated pay for a partial year based on working days. Get your daily rate, weekly rate, and prorated annual amount for mid-year starts or departures.
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US Income Percentile Calculator
Benchmark individual or household income against approximate U.S. percentile bands for planning and context.
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Pay Raise Calculator
Calculate how a raise changes annual pay, monthly income, hourly-equivalent compensation, and planning flexibility for salary and hourly roles.
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Overtime Calculator
Calculate weekly overtime pay, double time, pay mix, and annualized earnings from your regular rate and total hours worked.
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Time and a Half Calculator
Calculate weekly overtime pay, overtime premium, effective hourly rate, and annualized pay from your regular rate and extra hours.
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Cost of Living Salary Equivalent Calculator
Estimate the salary needed in a target city after adjusting for cost-of-living indexes, taxes, rent, commuting, and healthcare.
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50/30/20 Budget Calculator
Compare your actual monthly spending with the 50/30/20 budget framework by mapping after-tax income into needs, wants, savings, and remaining cash flow.
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Zero-Based Budget Calculator
Allocate every dollar of take-home pay across fixed costs, variable spending, sinking funds, and savings targets to identify unassigned cash or over-budget gaps.
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Emergency Fund Calculator
Calculate a cash-reserve target, months-of-expense coverage, savings timeline, and progress plan based on expenses, risk level, and employment stability.
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Savings Goal Calculator
Calculate the monthly contribution required to reach a target balance by a chosen date while accounting for current savings and compound growth.
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Sinking Fund Savings Calculator
Plan a sinking fund for a known future expense by calculating the monthly contribution required, projected shortfall, and interest earned before the spending date.
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52-Week Money Challenge Calculator
Model classic, reverse, flat, or custom weekly savings challenges with a full deposit schedule, cumulative totals, and optional HYSA interest on the balance.
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Discount Calculator
Calculate final price, total savings, after-tax total, and effective discount from percentage or fixed-amount discounts.
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Currency Converter
Convert between major world currencies using current exchange rates for travel, shopping, transfers, and international planning.
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Inflation Calculator
Calculate inflation-adjusted value, purchasing power change, and future cost projections using historical or custom inflation rates.
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Tip Calculator
Calculate tip amounts, final totals, and per-person bill splits for restaurants, delivery, travel, and service situations.
Finance Subcategory
Debt, Credit, and Loans
30 calculators
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Credit Card Payoff Calculator
Estimate payoff time, total interest, and the minimum practical payment needed to eliminate a credit card balance instead of carrying revolving debt for years.
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Credit Card Interest Calculator
Calculate how much interest your credit card balance costs per day, per month, and per year using your APR and the daily periodic rate. See the cost of carrying the balance for 3, 6, or 12 months and how your payment splits between interest and principal.
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Credit Card Minimum Payment Calculator
See how long it takes to pay off a credit card making only minimum payments — and what it costs. Models the issuer minimum formula (percent of balance plus interest, with a floor), shows the declining-payment trap in a schedule, and compares against a fixed payment.
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Credit Utilization Calculator
Calculate your credit utilization ratio per card and overall across up to 8 cards. See where you stand against the 10% and 30% scoring thresholds, and exactly how much to pay down to reach a target utilization before your statement date.
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Balance Transfer Break-Even Calculator
Compare current credit-card interest with a balance-transfer offer using transfer fees, promo APR timing, payoff pace, and break-even analysis.
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Debt Payoff Calculator
Compare debt snowball and debt avalanche strategies across multiple debts using payoff time, interest cost, and monthly cash-flow release.
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Debt Consolidation Calculator
Compare your current debt stack with a potential consolidation loan using weighted average rate, payoff time, required payment, and interest-savings analysis.
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Debt Snowball Calculator
Calculate your debt payoff plan using the snowball method — pay minimums everywhere and attack the smallest balance first. See months to debt-free, total interest, and payoff order.
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Debt Avalanche Calculator
Pay off debt using the avalanche method — attack the highest interest rate first to minimize total interest paid. See how much you save vs the snowball method.
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Debt-Free Date Calculator
Find your exact debt payoff date based on outstanding balance, interest rate, and monthly payment — and see how extra payments can move that date closer.
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Payday Loan Calculator
Translate payday-loan fees into APR, model rollover cost, total repayment, and compare the result with a safer installment alternative.
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Debt-to-Income Ratio Calculator
Calculate front-end and back-end debt-to-income ratios so you can gauge borrowing readiness, housing pressure, and remaining monthly cash flow.
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Personal Loan Calculator
Estimate personal loan payments, total interest, amortization, and borrowing cost across loan terms, rates, and payment-frequency scenarios.
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Loan Comparison Calculator
Compare two loan offers side by side on monthly payment, total interest, total cost, and APR including origination fees. Find the truly cheaper loan.
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APR Calculator
Calculate the true Annual Percentage Rate (APR) on any loan by factoring in origination fees, points, and other upfront costs — so you can compare loans beyond the advertised interest rate.
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Simple Interest Calculator
Calculate simple interest with I = P × r × t, solving for interest, principal, rate, or time. See total repayment and a side-by-side comparison against compound interest at the same rate and term, with a chart of how the gap grows over the years.
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Balloon Loan Calculator
Calculate your monthly payment and balloon amount for any balloon-payment loan — and compare total cost and monthly payment against a fully amortizing loan over the same period.
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Personal Loan vs 401(k) Loan Calculator
Compare personal-loan borrowing cost with estimated 401(k)-loan friction using payment, missed market growth, tax drag, and job-separation risk.
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Student Loan Payoff Calculator
Estimate student loan payment, payoff timeline, total interest, and the impact of extra monthly payments under standard, extended, or simplified income-driven scenarios.
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Student Loan Refinance Savings Calculator
Compare current student-loan repayment with a refinance offer using payment change, lifetime savings, fee recovery, and federal-benefit tradeoffs.
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Student Loan IBR Calculator
Calculate your Income-Based Repayment (IBR) monthly payment based on your adjusted gross income and family size, compare it to the standard 10-year payment, and see the projected loan forgiveness amount.
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Auto Loan Calculator
Estimate monthly payment, total interest, amount financed, and the true all-in vehicle cost after taxes, trade-in value, dealer fees, and financing.
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Car Affordability Calculator
Estimate your maximum car budget using the 20/4/10 rule and payment-to-income guardrails. Compare down-payment limits with payment-based limits, then see how insurance and operating costs change the car you can responsibly afford.
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Car Lease Calculator
Estimate monthly car lease payments using cap cost, residual value, money factor, and fees. Break payment into depreciation and rent charge, convert money factor to APR, and see total lease cost over the full term.
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Boat Loan Calculator
Estimate boat loan payments, total interest, and annual amortization milestones across marine-style long terms. Include taxes, fees, down payment, and ownership-cost context like storage, insurance, and maintenance to model realistic annual carrying cost.
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RV Loan Calculator
Estimate RV loan monthly payment, total interest, and payoff profile across long terms. Compare all-in financing cost with annual operating expenses to evaluate full-time versus recreational-use budget scenarios.
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Motorcycle Loan Calculator
Calculate motorcycle loan payment, total interest, and amortization milestones for new or used bikes. Include taxes and dealer fees, compare rate scenarios, and account for insurance and gear costs in practical ownership planning.
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Early Car Payoff Calculator
See how extra monthly payments or a lump sum shorten your car loan and cut total interest — then compare prepaying against investing the same money. Get months saved, interest saved, and an ending-value comparison of the prepay-versus-invest decision.
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Seller Financing Calculator
Estimate seller-financing payment, balloon balance, total paid before balloon, and buyer-versus-seller cash-flow framing under an amortizing note.
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Business Loan Payment Calculator
Calculate business loan payments, total interest, payoff timing, and lender comparison scenarios for SBA, equipment, and commercial financing.
Finance Subcategory
Home Buying, Selling, and Mortgage Planning
35 calculators
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Home Affordability Calculator
Estimate a conservative, moderate, and stretch home price based on income, debts, down payment, taxes, insurance, HOA costs, and PMI assumptions.
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Housing Affordability Index Calculator
Calculate the Housing Affordability Index (HAI) for any market. Enter median home price, median household income, and mortgage rate to see if the typical family can afford the typical home and by how much.
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3x Rent Calculator
Calculate the monthly and annual income required to meet a common 3x-rent qualification rule, including roommate split framing and debt-adjusted targets.
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Down Payment Timeline Calculator
Estimate how long it will take to save for a down payment when both your savings balance and the target home price can change over time.
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Price Per Square Foot Calculator
Compare listing price, square footage, usable-area adjustments, and neighborhood benchmark framing with a price per square foot estimate.
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Mortgage Calculator
Calculate monthly mortgage payments including principal, interest, taxes, insurance, HOA dues, amortization, and alternate home financing scenarios.
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Mortgage Amortization Schedule Calculator
Calculate a month-by-month and year-by-year mortgage amortization schedule, test extra payments, and see how faster payoff changes interest cost.
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15 vs 30-Year Mortgage Calculator
Compare 15-year and 30-year mortgage payment, total interest, equity at a target year, and invest-the-difference outcomes in one side-by-side planning view.
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ARM Mortgage Calculator
Model 5/1, 7/1, and 10/1 ARM payment paths with index, margin, and cap assumptions. Compare fixed-period payment, post-reset scenarios, and payment shock versus a fixed-rate loan.
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Interest-Only Mortgage Calculator
Compare interest-only mortgage payments during the IO period against post-IO amortizing payments, payment jump risk, and total interest versus a fully amortizing loan.
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Jumbo Loan Calculator
Estimate jumbo-mortgage payment and total interest, compare against conforming-loan assumptions, and evaluate payment differences near current conforming-loan limits.
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USDA Loan Calculator
Estimate USDA loan payment including upfront guarantee fee and annual fee, with 0% down assumptions and full monthly payment breakdown for rural-home financing planning.
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Mortgage Refinance Calculator
Compare your current mortgage with a refinance to estimate payment change, break-even timing, lifetime interest tradeoffs, and long-run savings or cost.
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Cash-Out Refinance Calculator
Analyze equity extraction under LTV limits with payment change, net cash received, and blended borrowing-cost context.
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Biweekly Mortgage Payment Calculator
Compare standard monthly mortgage payments with a biweekly strategy to estimate extra annual principal, years saved, and interest avoided.
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Mortgage Points Break-Even Calculator
Compare paying mortgage points against keeping the higher rate so you can estimate break-even timing, monthly savings, and whether the upfront cost makes sense for your expected time in the home.
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Mortgage Prepayment Calculator
See how extra monthly mortgage payments or a one-time lump sum reduce your payoff date and total interest — with a sensitivity table for $100 to $1,000 extra per month.
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Mortgage Payoff vs Invest Calculator
Compare using monthly surplus for mortgage prepayment versus investing with after-tax hurdle-rate framing and path-level ending-value analysis.
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FHA Loan Calculator
Calculate your FHA loan payment including upfront MIP (1.75%) and annual mortgage insurance premium. See total monthly PITI, when MIP drops off, and how FHA compares to a conventional loan.
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VA Loan Calculator
Calculate VA loan payments including the VA funding fee for first-use and subsequent borrowers. See monthly payment, total cost, and how VA compares to FHA and conventional with PMI.
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PMI Calculator
Calculate your monthly PMI payment, annual PMI cost, total PMI paid, and the exact month PMI automatically cancels when your balance reaches 80% of the original home value.
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PMI Drop-Off Break-Even Calculator
Estimate when PMI may drop off under standard and extra-principal paths, how much PMI may remain, and how quickly refinance costs could break even.
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Home Sale Proceeds Calculator
Estimate net cash from a home sale after commission, seller closing costs, mortgage payoff, concessions, and moving expenses, then compare against your next down-payment target.
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Capital Gains on Home Sale Calculator
Estimate taxable gain on a primary residence sale using adjusted basis and Section 121 exclusion assumptions by filing status.
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Bridge Loan Calculator
Estimate bridge-loan interest carry, origination fees, and overlap payment exposure when buying a new home before selling your current one.
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Home Equity Calculator
Calculate your current home equity in dollars and as a percentage, your LTV ratio, how much equity you can borrow at 80% or 85% LTV, and total appreciation since purchase.
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Home Equity Loan Calculator
Calculate your home equity loan amount, monthly payment, and total interest. Enter home value, mortgage balance, LTV limit, loan term, and rate for a full amortization summary.
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HELOC Calculator
Calculate your HELOC credit limit, draw-period interest-only payment, and repayment-period payment. See total interest cost and compare variable vs fixed options.
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Closing Costs Calculator
Estimate lender fees, title and escrow charges, prepaid items, government fees, and net cash needed at closing based on purchase price, loan amount, state, and loan type.
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Property Tax Estimator
Estimate annual and monthly property taxes using state averages, assessed value assumptions, homestead exemptions, and a simple multi-year projection.
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Real Estate Commission Calculator
Calculate real estate commission costs, listing and buyer agent splits, brokerage shares, transaction fees, and estimated seller proceeds.
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Cost of Homeownership Calculator
Calculate the true all-in cost of owning a home over your planned holding period — mortgage, property tax, insurance, HOA, and maintenance. See your real monthly cost and equity built at end.
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Rent-to-Own Calculator
Calculate rent credits accumulated, effective purchase price, and total cost of a rent-to-own agreement. Compare renting only versus buying through a lease-option to see the true financial picture.
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Rent Affordability Calculator
Estimate safe rent bands from gross income, net income, debt load, utilities, and renter-specific monthly costs under multiple budgeting rules.
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Rent vs Buy House Calculator
Compare renting and buying with local taxes, insurance, maintenance, rent growth, opportunity cost, and year-by-year net worth analysis.
Finance Subcategory
Real Estate Investing
17 calculators
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Real Estate ROI Calculator
Estimate cap rate, cash-on-cash return, debt coverage, appreciation lift, and projected leveraged ROI for a rental property deal.
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Rental Property Depreciation Calculator
Estimate annual and cumulative 27.5-year residential depreciation, projected tax savings, and potential depreciation recapture exposure for rental property planning.
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Rental Yield Calculator
Calculate gross and net rental yield, monthly cash flow, and cash-on-cash return for any investment property. Enter purchase price, annual rent, and operating expenses to evaluate rental profitability.
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Gross Rent Multiplier Calculator
Calculate gross rent multiplier from purchase price and gross annual rent, then estimate target offer price and required rent at a chosen GRM threshold.
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Cap Rate Calculator
Estimate cap rate from rent, vacancy, and operating expenses so you can compare NOI against purchase price before financing is considered.
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DSCR Calculator
Calculate debt service coverage ratio from property income and annual debt service, with lender-threshold comparison for screening.
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Short vs Long-Term Rental Comparison Calculator
Compare annual NOI and cash flow between short-term rental and long-term leasing strategies, including occupancy-driven breakeven thresholds.
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House Hacking Cash Flow Calculator
Estimate how room or unit rent offsets mortgage, taxes, insurance, utilities, maintenance, and vacancy in a house-hack scenario.
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Net Operating Income Calculator
Calculate gross income, vacancy loss, operating expenses, and net operating income for rental-property or real-estate screening.
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BRRRR Strategy Calculator
Model the buy, rehab, rent, refinance, repeat process by estimating project cost, cash recovered, equity created, and post-refinance cash flow.
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House Flipping Profit Calculator
Calculate house flipping profit, total all-in cost, net ROI, and annualized return. Enter purchase price, renovation budget, ARV, holding costs, and selling costs to see if the deal pencils out.
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After Repair Value (ARV) Calculator
Estimate after repair value (ARV) from comparable sales. Enter up to 5 comps with price and square footage to get a weighted average price per sqft, ARV estimate, value range, and 70% rule max budget.
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Hard Money Loan Calculator
Estimate hard-money loan sizing by ARV, monthly interest-only carry, points, and total financing cost for short-hold rehab and flip projects.
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Vacancy Rate Calculator
Calculate physical and economic vacancy rates, annual rent loss, and occupancy impact to improve rental underwriting and NOI forecasting.
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Real Estate Appreciation Calculator
Project future property value, inflation-adjusted value, mortgage balance, and equity growth to compare nominal versus real appreciation outcomes.
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1031 Exchange Tax Deferral Calculator
Estimate realized gain, recognized boot, deferred gain, replacement basis, and the tax that may be deferred through a simplified 1031 exchange comparison.
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Airbnb / Short-Term Rental Income Calculator
Estimate nights booked, booking revenue, platform fees, cleaning costs, NOI, and cash flow for a short-term-rental property under occupancy and nightly-rate assumptions.
Finance Subcategory
Financial Ratios and Business Health
15 calculators
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Current Ratio Calculator
Calculate the current ratio from current assets and current liabilities. See your working capital, liquidity interpretation, and how liability changes affect your ratio.
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Quick Ratio Calculator
Calculate the quick ratio (acid-test ratio) from cash, investments, and accounts receivable. Compare to the current ratio to see your true short-term liquidity.
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Working Capital Calculator
Calculate working capital from itemized current assets and liabilities. See your working capital ratio, asset and liability breakdown, and period-over-period change.
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Debt-to-Equity Ratio Calculator
Calculate the debt-to-equity ratio from total debt and shareholders' equity. See financial leverage, equity multiplier, and how your D/E ratio affects return on equity.
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Interest Coverage Ratio Calculator
Calculate the interest coverage ratio (times interest earned) from EBIT and interest expense. See whether your operating earnings can comfortably cover debt interest payments.
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Return on Equity (ROE) Calculator
Calculate return on equity from net income and shareholders' equity. Includes DuPont decomposition into net profit margin, asset turnover, and equity multiplier.
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Return on Assets (ROA) Calculator
Calculate return on assets from net income and total assets. Compare ROA to ROE to see how leverage amplifies equity returns, with sensitivity analysis.
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Return on Capital Employed (ROCE) Calculator
Calculate ROCE from EBIT and capital employed (total assets minus current liabilities). Compare to WACC to see whether the business creates or destroys value.
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EBITDA Calculator
Calculate EBITDA and EBITDA margin from net income, interest, taxes, depreciation, and amortization. Optionally compute the EV/EBITDA multiple with enterprise value.
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Net Profit Margin Calculator
Calculate net profit margin from revenue and net income. Optionally build the full margin waterfall from gross to operating to net margin with COGS and operating expenses.
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Inventory Turnover Calculator
Calculate inventory turnover ratio from COGS and average inventory. See days inventory outstanding and how changes in stock levels affect cash conversion speed.
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Accounts Receivable Turnover Calculator
Calculate accounts receivable turnover from net credit sales and average AR. See days sales outstanding and how collection speed affects cash flow.
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Asset Turnover Ratio Calculator
Calculate asset turnover ratio from net sales and average total assets. Understand how efficiently assets generate revenue, with optional ROA derivation via DuPont.
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Days Sales Outstanding (DSO) Calculator
Calculate days sales outstanding from accounts receivable and net credit sales. Understand how DSO affects cash flow and compare to your payment terms.
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Cash Conversion Cycle Calculator
Calculate the cash conversion cycle (CCC) from DIO, DSO, and DPO. See how shortening each component frees working capital and what a negative CCC means.
Finance Subcategory
Business Finance and Sales Metrics
16 calculators
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Commission Calculator
Estimate flat, percentage, tiered, and quota-based commissions, then compare effective rate and annualized earnings.
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Tiered Commission Calculator
Calculate graduated and accelerated commission across sales-volume tiers, then compare the marginal tier rate with the blended effective rate and view a tier-by-tier payout breakdown.
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Sales Quota Attainment Calculator
Measure quota attainment percentage, then apply accelerator and decelerator payout curves to on-target earnings to project base-plus-variable compensation from actual sales performance.
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Margin vs Markup Converter
Convert between gross margin percentage and markup percentage and solve for price, cost, or profit from any two known values with a side-by-side margin-to-markup reference table.
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Volume Discount Break-Even Calculator
Find the extra unit volume needed to offset a price discount at a given contribution margin, with break-even units, required revenue, and a sensitivity table across discount depths.
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Minimum Viable Price Calculator
Calculate the floor price that protects a target margin after unit cost and per-unit selling costs, then compare it to your desired price to see the margin buffer or shortfall.
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Contribution Margin Calculator
Analyze revenue, variable costs, unit contribution, contribution margin ratio, and break-even context for business decisions.
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Employee Cost Calculator
Estimate fully loaded annual and hourly employee cost from salary, payroll taxes, benefits, PTO, equipment, software, and overhead with a 1.25x to 1.4x benchmark check.
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Gross and Net Revenue Calculator
Estimate gross and net revenue from units sold, price, discounts, and returns so topline planning stays grounded.
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MRR Calculator
Calculate monthly recurring revenue from multi-tier subscription plans, then model net MRR movement, ARR, net growth, and net revenue retention from expansion, contraction, and churn.
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Billable Hours Calculator
Estimate realistic annual billable hours after PTO, holidays, admin, and business-development time, then project revenue and required hourly rate for an income target.
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Utilization Rate Calculator
Calculate billable utilization versus available capacity for individuals or teams, including benchmark bands and annual revenue impact per utilization point.
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Revenue Per Employee Calculator
Calculate revenue per employee using FTE-adjusted headcount, compare against industry benchmarks, and estimate profit per employee when net margin is provided.
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Profit Calculator
Calculate gross profit, net profit, profit margin, and break-even revenue from sales, COGS, and operating cost assumptions.
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Markup Calculator
Convert cost and target markup into selling price, gross profit, and margin so pricing decisions stay consistent.
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Business Loan Payment Calculator
Calculate business loan payments, total interest, payoff timing, and lender comparison scenarios for SBA, equipment, and commercial financing.
Finance Subcategory
Marketing, Pricing, and Growth Metrics
10 calculators
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CPM Calculator
Measure cost per thousand impressions, click-through rate, and cost per click so campaign reach can be budgeted more realistically.
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CPC Calculator
Calculate cost per click from ad spend and clicks. See CTR, conversion rate, cost per conversion, ROAS, and budget needed to reach your click targets.
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CPA Calculator
Calculate cost per acquisition from ad spend and conversions. See gross profit after ad spend, break-even CPA, ROAS, and how CPA changes across conversion scenarios.
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Return on Ad Spend (ROAS) Calculator
Measure return on ad spend, ad-cost burden, break-even revenue, and gross profit after product costs and media spend.
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Customer Acquisition Cost (CAC) Calculator
Calculate customer acquisition cost from marketing and sales spend. See CAC payback period and how many customers you need to reach your cost targets.
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Customer Lifetime Value Calculator
Calculate customer lifetime value (CLV/LTV) for retail, e-commerce, and subscription businesses. See margin-adjusted CLV and retention scenario comparisons.
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LTV to CAC Ratio Calculator
Calculate your LTV:CAC ratio to assess business model health. See CAC payback period and benchmark your ratio against industry thresholds.
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Year Over Year Growth Calculator
Compare current and prior-year performance with absolute change, percentage growth, index value, and two-year CAGR context.
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Operating Margin Calculator
Calculate operating margin, expense ratio, and revenue required for a target operating margin from revenue and operating-profit inputs.
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Price Elasticity of Demand Calculator
Estimate midpoint price elasticity of demand, classify customer sensitivity, and compare revenue before and after a pricing change.
Finance Subcategory
Investing and Portfolio Growth
48 calculators
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Compound Interest Calculator
Calculate the future value of investments with compound interest. See how your money grows over time with different interest rates and compounding frequencies.
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ROI Calculator
Calculate return on investment from initial cost, final value, income received, and fees paid. Get total ROI, annualized ROI, and a break-even value.
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CAGR Calculator
Calculate compound annual growth rate from starting value, ending value, and years. Compare your result against common benchmarks like the S&P 500 and inflation.
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Basis Point Calculator
Convert basis points into percentage changes, rate spreads, and estimated dollar impact on loans, yields, or notional balances.
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Present Value Calculator
Discount a future lump sum into today’s dollars using rate and timing assumptions, then compare sensitivity across nearby discount rates.
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Lump Sum Future Value Calculator
Project the future value of a lump sum from a starting amount, annual rate, and time horizon, then compare the result across nearby rate assumptions.
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Future Value of Annuity Calculator
Estimate the future value of an annuity using payment size, compounding rate, time horizon, and payment timing assumptions.
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Present Value of Annuity Calculator
Discount a recurring payment stream into today’s dollars using payment size, discount rate, frequency, and timing assumptions.
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Constant Perpetuity Calculator
Estimate the present value of a level perpetuity using annual cash flow and discount rate assumptions.
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Growing Perpetuity Calculator
Estimate the present value of an indefinitely growing cash-flow stream using next-period cash flow, discount rate, and growth assumptions.
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Discount Rate Calculator
Solve for the annual discount or growth rate implied by today’s value, a future target, and the time gap between them.
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Net Present Value (NPV) Calculator
Evaluate a project or investment by discounting annual cash flows, then compare NPV, discounted payback, and profitability index.
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Continuous Compound Interest Calculator
Project continuously compounded growth, compare it with standard annual compounding, and estimate the extra gain from nonstop reinvestment assumptions.
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Investment Return Calculator
Calculate total return, CAGR, dividends, fees, and side-by-side scenario differences so you can judge investment performance on a consistent annualized basis.
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Total Percentage Return Calculator
Measure price-only return and total percentage return after income and fees so a result can be judged without annualizing it.
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Asset Appreciation Calculator
Project how an asset grows over time using a steady appreciation rate and review ending value, gain, and yearly value buildup.
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Car Depreciation Calculator
Estimate current and future car value using purchase price, age, and annual depreciation rate. See year-by-year value loss and total depreciation.
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Rule of 72 Calculator
Estimate how long it takes money or debt to double using the Rule of 72, then compare the shortcut with the exact compounding math.
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Real Rate of Return Calculator
Adjust nominal returns for inflation to estimate real growth, purchasing-power gain, and the drag created by rising prices.
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Opportunity Cost Calculator
Compare two uses of the same money, project each outcome over time, and quantify the upside you give up by choosing the weaker path.
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High-Yield Savings Account Calculator
Project APY-driven savings growth, ending balance, and interest earned so you can compare high-yield savings offers and contribution plans.
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Dollar-Cost Averaging vs Lump Sum Calculator
Compare a recurring DCA plan with an equivalent up-front capital deployment so you can see how timing changes ending value under the same market-return assumption.
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Dividend Reinvestment Calculator
Project ending shares, portfolio value, reinvested dividend purchases, and yield on cost for a dividend reinvestment strategy over time.
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Portfolio Rebalancing Calculator
Compare current allocation with target weights, measure drift, and estimate buy or sell trades needed to rebalance a diversified portfolio.
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Investment Fee Calculator
Compare low-cost and high-cost fund outcomes, estimate avoidable fee drag, and see how expense ratios reduce net wealth over a long investing horizon.
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Bond Yield Calculator
Estimate current yield, yield to maturity, coupon income, premium or discount status, and how bond price sensitivity changes as market yields move.
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Current Yield Calculator
Calculate a bond's current yield from its annual coupon income and market price, then compare it with the coupon rate to see whether the bond trades at a premium, par, or discount.
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Bond Yield Spread Calculator
Measure the yield spread between a bond and a benchmark in basis points, then interpret the pickup or give-up and whether the spread is tight, moderate, or wide for credit and liquidity risk.
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Bond Price Calculator
Calculate the fair price of a coupon bond from face value, coupon rate, maturity, payment frequency, and market yield.
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Bond Premium/Discount Amortization Calculator
Build a straight-line or effective-interest amortization schedule for a bond bought at a premium or discount, showing the carrying value, periodic interest, and premium or discount amortized each period.
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Zero-Coupon Bond Calculator
Calculate the purchase price and discount of a zero-coupon bond from face value, years to maturity, and market yield.
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Bond Duration Calculator
Calculate Macaulay duration and modified duration so you can estimate a bond's sensitivity to interest-rate changes.
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Finance Modified Duration Calculator
Calculate modified duration and estimate a bond's price change for a chosen interest-rate shock.
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Bond Convexity Calculator
Calculate bond convexity and compare duration-only price estimates with duration-plus-convexity and exact repricing.
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Bond Yield to Call Calculator
Calculate yield to call for a callable bond from market price, coupon rate, years to call, call price, and payment frequency.
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Bond Yield to Worst Calculator
Calculate yield to worst by comparing a callable bond’s yield to call and yield to maturity and choosing the lower outcome.
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Bond Ladder Calculator
Plan a bond ladder by splitting capital across staggered maturities and estimating annual income, weighted average maturity, and maturity schedule.
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Bond Accrued Interest Calculator
Calculate accrued interest, dirty price, coupon earned since the last payment, and days until the next coupon for a bond settlement scenario.
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Treasury Bill Calculator
Calculate Treasury bill discount yield, bond-equivalent yield, effective annual yield, and after-tax advantage versus taxable alternatives with federal and state tax context.
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TIPS Calculator
Model Treasury Inflation-Protected Securities: project inflation-indexed principal accretion, inflation-adjusted coupon payments, and total return versus a comparable nominal Treasury over your holding period.
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Breakeven Inflation Rate Calculator
Derive the market-implied breakeven inflation rate from a nominal Treasury yield and a matching TIPS real yield, then compare it with your own inflation view to see which security is favored.
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Tax-Equivalent Yield Calculator
Calculate tax-equivalent yield for a municipal bond and compare it with a taxable bond’s after-tax yield using federal, state, and local tax rates.
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CD Calculator
Estimate certificate of deposit maturity value, interest earned, after-tax value, and the effect of compounding frequency across the selected term.
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CD Ladder Calculator
Plan a certificate-of-deposit ladder by splitting cash across staggered terms, comparing blended yield, liquidity by maturity interval, and reinvested value versus a single CD or HYSA.
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I-Bond vs HYSA Calculator
Compare U.S. Series I savings bonds with a high-yield savings account using purchase limits, lockup rules, taxes, redemption penalties, and after-tax values across one to five years.
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Capital Gains Tax Calculator
Estimate short-term or long-term capital gains tax, state tax, after-tax gain, and net sale proceeds using 2024 federal capital gains rules and income assumptions.
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Crypto Profit Calculator
Estimate crypto trade profit after buy/sell exchange fees, holding period assumptions, and short-term versus long-term capital-gains treatment with break-even sell price output.
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Cryptocurrency Mining Calculator
Calculate cryptocurrency mining profitability with electricity cost, hardware ROI, daily profit, and break-even timing assumptions.
Finance Subcategory
Equity and Stock Analysis
13 calculators
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Earnings Per Share (EPS) Calculator
Calculate basic earnings per share from net income, preferred dividends, and weighted-average shares outstanding.
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Price-to-Earnings (P/E) Calculator
Calculate a stock’s price-to-earnings ratio from share price and earnings per share, then compare earnings yield and multiple sensitivity.
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PEG Ratio Calculator
Calculate the PEG ratio from a P/E multiple and earnings-growth assumption so valuation and growth can be judged together.
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Dividend Yield Calculator
Calculate dividend yield from annual dividends per share and share price, then estimate income on a sample equity allocation.
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Dividend Payout Ratio Calculator
Calculate dividend payout and retention ratios using either total-company inputs or per-share data, with sustainability bands and sector-context checks.
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Price-to-Book Calculator
Calculate the price-to-book ratio from share price and book value per share, then compare premium or discount to book.
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Market Capitalization Calculator
Calculate market capitalization from share price and shares outstanding, then classify the company by size.
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Stock Average Calculator
Calculate average cost basis after multiple stock purchases, then compare break-even price, market value, and unrealized gain or loss.
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Stock Profit Calculator
Estimate stock-trade profit after buy/sell fees, annualized return, holding period, and short-term versus long-term capital-gains treatment with a break-even exit price.
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Stock Split Calculator
Model forward and reverse stock splits with post-split shares, price, fractional-share handling estimates, and cost-basis-per-share updates while showing value remains unchanged.
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Portfolio Beta Calculator
Calculate a portfolio’s weighted beta from position values and holding betas, then estimate market-move sensitivity.
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Margin of Safety Calculator
Compare market price with intrinsic value to estimate the discount, downside cushion, and implied upside to fair value.
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Cost of Equity Calculator
Estimate cost of equity using a CAPM-style framework with risk-free rate, beta, and expected market return assumptions.
Finance Subcategory
Options and Derivatives Tools
12 calculators
- Open
Options Break-Even Calculator
Calculate the break-even price at expiration for a long call or long put option. Enter the strike price, premium paid, and number of contracts to see max loss, max gain, and a profit/loss table across stock price scenarios.
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Covered Call Calculator
Model covered-call break-even, maximum profit, static premium return, and if-called annualized return with an expiration payoff chart and scenario table.
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Cash-Secured Put Calculator
Calculate a cash-secured put’s premium income, break-even, effective stock purchase price, annualized return, and expiration payoff scenarios.
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Options Profit/Loss Calculator
Calculate single-leg call or put profit and loss at expiration across price scenarios, including break-even and maximum gain or loss.
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Black-Scholes Option Pricing Calculator
Estimate European call and put values with Black-Scholes inputs for spot, strike, volatility, rates, and time, including delta, gamma, theta, vega, and rho.
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Put-Call Parity Calculator
Check put-call parity, solve implied call or put prices, discount the strike value, and flag a quoted parity gap for further review.
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Futures Contract Value Calculator
Calculate futures notional value, tick and point value, initial and maintenance margin, implied leverage, and long or short profit-and-loss scenarios.
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Margin Call Price Calculator
Estimate the price at which a leveraged long or short reaches maintenance margin, including current equity, adverse price buffer, and scenario stress tests.
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Leverage Ratio Calculator
Calculate exposure-to-equity leverage, borrowed capital, amplified account returns, wipeout distance, and gains or losses across market-move scenarios.
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Position Sizing Calculator
Calculate shares or contracts from account risk, entry and stop distance, multiplier, exposure cap, and existing portfolio heat with sizing scenarios.
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Risk/Reward Ratio Calculator
Calculate risk, reward-to-risk ratio, break-even win rate, position-level outcome, and statistical expectancy across win-rate scenarios.
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Short Selling Calculator
Calculate the net profit or loss from a short sale including stock borrow fees, margin requirements, and return on margin. Enter your entry price, target exit price, borrow rate, and holding period to evaluate the net economics of a short position.
Finance Subcategory
Retirement and Financial Independence
21 calculators
- Open
Retirement Calculator
Plan your retirement savings and calculate how much you need to save. Estimate retirement income needs and create a comprehensive retirement plan.
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Retirement Age Calculator
Calculate your retirement age based on current savings, contributions, and income goals. Determine when you can achieve financial independence and retire.
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Retirement Withdrawal Calculator
Estimate first-year retirement income, inflation-adjusted withdrawals, ending balance, and portfolio longevity across common withdrawal-rate assumptions.
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401k Contribution Calculator
Estimate annual employee contributions, employer match, projected retirement balance, and long-run growth based on salary, contribution rate, match policy, and expected returns.
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401(k) Early Withdrawal Penalty Calculator
Estimate federal tax, state tax, the 10% early-withdrawal penalty, net cash received, and retirement growth sacrificed when money leaves a 401(k) early.
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Backdoor Roth IRA Calculator
Compare clean-slate and pro-rata backdoor Roth IRA outcomes by modeling nondeductible contributions, pre-tax IRA balances, conversion tax cost, and projected long-run Roth value.
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Mega Backdoor Roth Calculator
Estimate after-tax 401(k) headroom under the 415(c) limit, compare immediate versus delayed conversion value, and measure tax drag on growth when conversion is postponed.
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Roth IRA vs Traditional IRA Calculator
Compare projected Traditional IRA and Roth IRA balances, after-tax retirement value, and current-year tax savings based on contribution level, expected return, and tax-rate assumptions.
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Roth Conversion Ladder Calculator
Build a multi-year Roth conversion ladder with annual tax drag, five-year access windows, and projected bridge capital for early retirement planning.
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Taxable vs Roth vs Traditional Calculator
Compare after-tax ending value across taxable, Roth, and traditional account paths using current and retirement tax rates, expected returns, and annual taxable-account drag.
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HSA Calculator
Project Health Savings Account contributions, employer funding, tax savings, long-run growth, and how much future medical spending the account may help cover in retirement.
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Social Security Benefits Calculator
Estimate monthly Social Security benefits at age 62, full retirement age, and age 70 using covered earnings, claiming age, and projected work years.
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RMD Calculator
Estimate current-year required minimum distributions, monthly equivalents, taxes on the withdrawal, and a forward schedule based on IRA or retirement-account balance.
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Pension vs Lump Sum Calculator
Compare a monthly pension benefit with a lump-sum offer by estimating present value, break-even age, and how long the lump sum may last under investment-return assumptions.
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Retirement Income Drawdown Calculator
Project retirement spending gaps, guaranteed income offsets, portfolio withdrawals, and depletion risk from retirement age through life expectancy.
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Solo 401(k) / SEP-IRA Contribution Calculator
Estimate maximum Solo 401(k) and SEP-IRA contributions for self-employed workers using age, business type, wages or net income, and other-plan deferrals.
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Millionaire Timeline Calculator
Project when savings and investments may reach one million dollars in nominal and inflation-adjusted terms, with milestone dates and monthly-contribution sensitivity comparisons.
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FI Savings Rate Timeline Calculator
Estimate years to financial independence, compare savings-rate ladders, and see how contribution-rate changes move the FI timeline.
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Coast FIRE Calculator
Estimate the Coast FIRE threshold, the age you could reach it, and how much retirement-contribution flexibility you gain before full retirement.
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Early Retirement Bridge Withdrawal Calculator
Estimate whether taxable assets and cash reserves can fund the years between early retirement and retirement-account access age, including partial final years.
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FIRE Calculator with Healthcare
Estimate a healthcare-adjusted FIRE target with lean, base, and fat scenarios, side income, withdrawal-rate sensitivity, and a pre-Medicare bridge reserve.
Finance Subcategory
Insurance and Protection Planning
9 calculators
- Open
Auto Insurance Deductible Break-Even Calculator
Compare lower and higher auto-insurance deductibles using premium savings, added claim exposure, break-even claim frequency, and expected multi-year cost.
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COBRA vs Marketplace Plan Cost Comparison
Compare COBRA and Marketplace coverage using premium cost, subsidy impact, deductible exposure, expected medical spending, and the number of months coverage is needed.
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Life Insurance Needs Calculator
Estimate recommended life insurance coverage using income replacement, debt payoff, final expenses, education funding, existing assets, and current coverage.
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Medicare Cost Estimator
Estimate annual Medicare spending from Part B, Part D, Medigap or Medicare Advantage premiums, IRMAA surcharge, and expected out-of-pocket medical cost.
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Disability Insurance Calculator
Estimate target disability income replacement, existing monthly benefits, the monthly coverage gap, and how long emergency savings can bridge the shortfall.
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Long-Term Care Cost Calculator
Project future long-term care costs using current age, care start age, care setting, inflation assumptions, savings set aside, and insurance benefits.
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Renters Insurance Coverage Calculator
Estimate renters insurance contents coverage, liability-limit starting points, deductible exposure, and special-property gaps from a simple inventory snapshot.
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Term vs Whole Life Insurance Calculator
Compare term and whole life premiums over a fixed term, estimate the invested value of premium savings, and project simplified whole life cash value growth.
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Umbrella Insurance Coverage Estimator
Estimate a starting umbrella-policy range from net worth, income at risk, base home and auto liability limits, and extra exposure factors.
Finance Subcategory
Taxes and Equity Compensation
27 calculators
- Open
Adjusted Gross Income Calculator
Estimate adjusted gross income from wages, business income, investment income, and above-the-line deductions for tax-planning scenarios.
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FICA Tax Calculator
Calculate employee and employer FICA taxes, Social Security wage-base effects, Medicare tax, and the self-employment equivalent for payroll planning.
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MAGI Calculator
Estimate modified adjusted gross income from AGI and common add-backs for Roth IRA, Medicare, and tax-credit planning.
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Tax Bracket Calculator
Estimate federal taxable income, marginal rate, effective rate, and bracket-by-bracket tax using 2024 U.S. federal income tax brackets and deduction assumptions.
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Marginal Tax Rate Calculator
Find your federal marginal tax bracket and combined marginal rate including FICA and state. Model the tax impact of earning an extra $1,000 to $25,000.
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Effective Tax Rate Calculator
Calculate your average federal tax rate and combined effective rate including FICA and state income taxes. See a full bracket breakdown and estimated take-home pay.
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Child Tax Credit Calculator
Estimate Child Tax Credit value with filing status, MAGI, phase-out thresholds, and refundable Additional Child Tax Credit assumptions for clear tax-planning scenarios.
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Earned Income Tax Credit Calculator
Estimate Earned Income Tax Credit using filing status, earned income, qualifying-child count, and investment-income limit checks with phase-in and phase-out visibility.
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Child and Dependent Care Tax Credit Calculator
Estimate Child and Dependent Care Tax Credit from AGI, qualifying dependents, annual care expenses, and dependent-care FSA interaction assumptions.
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Student Loan Interest Deduction Calculator
Estimate student loan interest deduction value with MAGI phase-out rules, filing status assumptions, and projected marginal-rate tax savings.
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1099 vs W-2 Total Compensation Calculator
Compare contractor (1099) and employee (W-2) economics by modeling taxes, benefit value, deductible business costs, and equivalent contractor rate needed to match W-2 compensation.
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1099 Tax Calculator
Estimate self-employment tax (15.3%), the deductible half SE tax reduction, federal and state income tax for independent contractors. Calculates quarterly estimated payments.
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S-Corp FICA Tax Savings Calculator
Estimate payroll-tax savings from S-corp salary and distribution splits versus sole-proprietor self-employment tax, including administrative-cost drag.
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Bonus Tax Calculator
Estimate federal and state taxes on a bonus using both IRS-approved withholding methods. Compare net bonus under the supplemental flat-rate and aggregate methods.
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State Income Tax Comparison Calculator
Compare estimated state income tax drag across two states for wage, retirement-income, or self-employment scenarios.
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W-4 Withholding Calculator
Estimate annual federal tax, compare it with current paycheck withholding, and calculate how much extra W-4 withholding may still be needed per pay period.
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Self-Employment Tax Calculator
Estimate self-employment tax, deductible half of SE tax, federal taxable income, total estimated tax, and a recommended quarterly payment for U.S. freelancers and sole proprietors.
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Freelancer Tax Withholding Calculator
Estimate the tax triggered by freelance income, how much existing W-2 withholding already covers, and how much cash freelancers may want to reserve monthly or quarterly for taxes.
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Quarterly Estimated Tax Calculator
Estimate current-year tax, safe-harbor annual payment targets, remaining required payments, and recommended per-quarter tax payments for mixed wage and self-employment income.
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Gig Economy Net Income Calculator
Estimate true gig-work net income after platform fees, mileage or operating costs, self-employment tax assumptions, and tax set-aside targets with hourly take-home visibility.
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Gift Tax Calculator
Estimate annual gift-tax exclusion usage, taxable gifts after exclusions, remaining lifetime exemption, and whether a federal gift-tax return is likely required.
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Charitable Donation Tax Savings Calculator
Estimate deductible charitable contributions, carryover amounts, itemizing benefit, and approximate federal tax savings for cash or appreciated-property donations.
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SALT Deduction Calculator
Estimate deductible state and local taxes, current SALT cap after AGI-based phaseout, disallowed SALT, and the approximate federal tax benefit of itemizing.
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Mortgage Interest Deduction Calculator
Estimate deductible mortgage interest, nondeductible interest from debt-limit rules, itemizing benefit, and approximate federal tax savings for qualified home debt.
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Home Office Deduction Calculator
Compare the IRS simplified method ($5/sq ft, max 300 sq ft) against the regular actual-expense method to maximize your home office tax deduction.
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AMT Estimator
Estimate alternative minimum taxable income, AMT exemption, tentative minimum tax, and possible AMT due using simplified Form 6251-style adjustments.
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RSU and Stock Option Tax Calculator
Estimate ordinary income, capital gains, exercise cost, and after-tax value for RSUs, NSOs, and simplified ISO sale scenarios.
Finance Subcategory
Lottery and Gambling
3 calculators
- Open
Lottery Tax Calculator
Estimate federal and state taxes on lottery winnings for lump-sum and annuity payouts using filing status, other income, and state tax assumptions.
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Powerball Calculator
Calculate Powerball payout options with cash-option assumptions, federal and state tax estimates, annuity payment comparisons, and lump-sum income-planning metrics.
- Open
Mega Millions Payout Calculator
Compare Mega Millions lump-sum and annuity payouts with federal and state tax estimates, annuity payment timing, and lump-sum break-even return planning.
Finance Subcategory
Net Worth and Reference
3 calculators
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Net Worth Calculator by Age
Calculate total assets, liabilities, net worth, and age-benchmark percentile using Federal Reserve-style household balance-sheet comparisons.
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Margin Calculator
Calculate gross profit, profit margin, markup, monthly gross profit, and target selling price from unit cost and selling price.
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Billion to Trillion Converter
Convert between billions and trillions for economic analysis and financial calculations
Finance Subcategory
Other Finance Tools
43 calculators
- Open
403(b) Contribution Calculator
Calculate your 403(b) employee contributions, employer match, annual tax savings, and biweekly paycheck impact using 2025 IRS limits. Includes the standard age-50 catch-up and the SECURE 2.0 enhanced catch-up for employees aged 60–63.
- Open
529 College Savings Calculator
Project 529 plan growth to college enrollment from your child's age, current balance, monthly contribution, and expected investment return. See the funding gap, the contribution needed to fully fund college, and estimated state tax deduction.
- Open
Average Selling Price Calculator
Calculate revenue-weighted average selling price (ASP) across up to 8 product variants with units sold and price each. See total units, total revenue, and how a shift toward higher- or lower-priced variants changes your blended ASP.
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Break-Even Price Calculator
Calculate the minimum break-even price per unit that covers unit cost and an allocated share of fixed costs, plus a target price that adds your desired profit margin. See price floor, contribution at each price point, and total profit at your expected unit volume.
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Break-Even Units Calculator
Calculate break-even unit volume from fixed costs, price per unit, and variable cost per unit. See break-even revenue, units needed for a target profit, margin of safety, and a sensitivity table at ±10% price and variable cost.
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Business Valuation Calculator
Estimate business value using revenue multiple, EBITDA multiple, and Seller's Discretionary Earnings (SDE) multiple methods in one tool. Select your industry for default multiples and see a low, mid, and high valuation range.
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Churn Rate Calculator
Calculate customer churn rate from customers at the start and end of a period plus new customers acquired. See monthly and annualized churn, retention rate, average customer lifespan, and revenue impact at your ARPU.
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College Cost Calculator
Project total 4-year college cost by school type (public in-state, public out-of-state, or private), with tuition inflation, years until enrollment, and optional financial aid reduction. See monthly savings needed now or loan amount if saving less.
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Customer Retention Rate Calculator
Calculate customer retention rate from customers at the start and end of a period plus new customers acquired. See the corresponding churn rate, average customer lifespan, and how much retention gains can multiply customer lifetime value.
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Disposable Income Calculator
Calculate your disposable income (gross income minus all taxes and mandatory deductions) and your discretionary income (disposable minus fixed necessities: housing, food, and transportation). See your effective tax rate, disposable rate, and monthly savings capacity.
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Dividend Discount Model Calculator
Calculate intrinsic value with the Gordon Growth Model (P = D1 / (r − g)) for stable dividend payers, with an optional two-stage extension for high-growth dividend payers. See margin of safety and a sensitivity matrix.
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Dividend Tax Calculator
Calculate the federal tax on qualified dividends (0%/15%/20% capital gains rates) vs ordinary dividends (ordinary income rates). See blended effective rate, total dividend tax, and whether the 3.8% NIIT surtax applies to your income level.
- Open
Enterprise Value Calculator
Calculate enterprise value (EV) from market cap, total debt, preferred stock, minority interest, and cash. See EV/EBITDA and EV/Revenue multiples to compare companies on a capital-structure-neutral basis.
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Estate Tax Calculator
Estimate federal estate tax by modeling gross estate, deductions, portability, prior taxable gifts, exemption usage, and optional state estate tax assumptions.
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EV/EBITDA Calculator
Calculate the EV/EBITDA multiple from enterprise value and EBITDA. Compare against industry benchmark ranges for industrials versus tech/software, and see how it stacks up to a P/E ratio comparison.
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Expected Return Calculator
Calculate the expected return on an investment using CAPM (risk-free rate + beta × equity risk premium) or probability-weighted scenario analysis. Compare your expected return to an analyst estimate to assess whether the investment is attractively priced.
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FI Number Calculator
Calculate your Financial Independence (FI) number from annual expenses and a safe withdrawal rate. See your current gap, years to FI at your savings rate, and how cutting expenses or saving more changes your timeline.
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GDP Growth Rate Calculator
Calculate GDP growth rate between two periods, chain multiple periods into a CAGR, and optionally adjust nominal GDP to real GDP using a GDP deflator. Includes interpretation bands for recession, healthy growth, and overheating.
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Inflation-Adjusted Return Calculator
Calculate the real return on an investment after removing inflation using the Fisher equation. See cumulative nominal gain vs. real gain over a holding period, how a 7% nominal return becomes ~4.7% real at 2.3% inflation, and your starting amount's actual purchasing power growth.
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Inherited 401k / IRA Distribution Planner
Compare even, front-loaded, and back-loaded inherited account withdrawal strategies across a fixed window to evaluate tax drag, net distributions, and ending balances.
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Inherited IRA RMD Calculator
Estimate required inherited IRA distributions by beneficiary type using life-expectancy or 10-year-rule framing, including tax impact and missed-distribution penalty exposure.
- Open
Intrinsic Value Calculator
Estimate a stock's intrinsic value per share with a simplified two-stage discounted cash flow model. Enter current earnings or FCF per share, growth assumptions, and discount rate to see margin of safety and a sensitivity table.
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Medicare IRMAA Calculator
Calculate your 2025 Medicare Part B and Part D IRMAA surcharges based on your Modified Adjusted Gross Income (MAGI). See which income bracket applies, your total monthly premiums, annual IRMAA cost, and how much income reduction would drop you to a lower bracket.
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Monthly Budget Calculator
Build a detailed monthly budget from take-home income and itemized expenses across housing, transport, groceries, utilities, subscriptions, debt, and savings. See percentage of income per category and a 50/30/20 benchmark comparison.
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Net Investment Income Tax (NIIT) Calculator
Calculate the 3.8% Medicare surtax on net investment income for taxpayers above the MAGI threshold. Enter income by category (interest, dividends, capital gains, rental income) and see your NIIT base, surtax owed, and how close you are to the threshold.
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Payback Period Calculator
Calculate simple and discounted payback period from initial investment cost and annual cash inflows. See cumulative cash flow over time and how an optional discount rate changes the time to recover your investment.
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Portfolio Variance Calculator
Calculate portfolio variance, standard deviation, expected return, and diversification benefit for a 2 or 3-asset portfolio. Enter each asset's weight, return, standard deviation, and pairwise correlations to quantify how diversification reduces overall portfolio risk.
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Price Sensitivity Calculator
Estimate how a proposed price change affects unit demand and total revenue using a price elasticity estimate. See new estimated units sold, new revenue, gross profit impact, and whether demand is elastic or inelastic at your current price.
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Price to Free Cash Flow Calculator
Calculate price-to-free-cash-flow (P/FCF) and FCF yield from operating cash flow, capital expenditures, share price, and shares outstanding. Compare FCF yield to bond yields and to the P/E ratio.
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Purchasing Power Calculator
Calculate how inflation has eroded the purchasing power of money between any two years from 1913 to 2025, using embedded BLS CPI-U historical data. See the equivalent dollar amount, cumulative inflation, and what a dollar bought then versus now.
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Real Interest Rate Calculator
Calculate the real interest rate from a nominal rate and inflation using the Fisher equation. See the exact Fisher real rate, the simple approximation, whether your return is positive or negative in real terms, and the purchasing power impact on a savings or investment product.
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Retirement Healthcare Cost Estimator
Estimate pre-Medicare and Medicare-era healthcare costs with inflation, then project a retirement reserve target and lifetime healthcare spending trajectory.
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Retirement Savings Gap Calculator
Project your retirement balance using current savings and contributions, then compare it against the nest egg required to fund your income target. Calculate the savings gap and the additional monthly contribution needed to close it.
- Open
Roth Conversion Calculator
Calculate the tax cost of a Roth IRA conversion today versus the projected after-tax value of leaving funds in a traditional IRA. Compare conversion scenarios across tax rates and growth horizons to decide whether converting now makes financial sense.
- Open
Sales Tax Calculator
Calculate sales tax forward from a pre-tax price or in reverse from a tax-inclusive total. Choose a common state combined rate or enter your own, plus add up to 10 line items with individual rates for a multi-item receipt total.
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Savings Rate Calculator
Calculate your gross-based and net-based savings rate across 401(k), IRA, HSA, taxable brokerage, and other accounts. See a FIRE timeline estimate at your current rate and how a 5% increase changes years to financial independence.
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Sequence-of-Returns Risk Simulator
Compare bad-early, steady, and bad-late return paths with the same long-run average to see how withdrawal timing changes portfolio longevity and retirement outcomes.
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Sharpe Ratio Calculator
Calculate the Sharpe ratio of a portfolio or investment — the excess return per unit of volatility. Enter the portfolio return, risk-free rate, and standard deviation to get the risk-adjusted performance score and interpretation.
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Social Security Break-Even Age Calculator
Compare monthly Social Security benefits at age 62, full retirement age (67), and age 70. Calculate the cumulative break-even age for each claiming strategy to decide the optimal time to claim benefits.
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Social Security Tax Calculator
Calculate how much of your Social Security benefits are subject to federal income tax using the combined income formula. See whether you fall in the 0%, 50%, or 85% taxable tier and estimate the federal tax owed on your benefits.
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Standard vs Itemized Deduction Calculator
Compare your standard deduction to itemized deductions (mortgage interest, SALT capped at $10,000, charitable contributions, medical expenses above 7.5% AGI) and see which lowers your taxable income more. Includes estimated federal tax savings and SALT cap impact.
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Tax Loss Harvesting Calculator
Calculate the tax savings from harvesting unrealized capital losses to offset realized gains. Enter short- and long-term positions, see net capital gain after harvesting, estimated tax savings, and unused loss carryforward — with a wash-sale rule reminder.
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Wholesale Price Calculator
Calculate wholesale price from cost of goods (COGS) and your desired wholesale margin, then suggested retail price from a retail markup percentage or keystone (2x) pricing. See profit and margin at both the manufacturer and retailer level.