Crochet Calculators
Essential calculators for crocheters of all skill levels. Calculate yarn yardage, convert hook sizes, plan projects, and estimate costs with precision.
Crochet Hook Size Conversion Calculator
Convert crochet hook sizes between US, UK, and metric (mm) systems instantly. Find equivalent hook sizes for international patterns.
Crochet Yarn Yardage Calculator
Calculate exactly how much yarn you need for your crochet project based on gauge, dimensions, and stitch pattern. Never run out of yarn mid-project.
Crochet Gauge Swatch Calculator
Calculate your crochet gauge from swatch measurements. Compare with pattern gauge and determine hook size adjustments needed for perfect fit.
Crochet Stitch Count Calculator
Calculate the exact number of stitches and rows needed for any crochet project based on your gauge and desired dimensions.
Crochet Row Count Calculator
Calculate the exact number of rows needed for any crochet project based on your row gauge and desired length.
Crochet Blanket Size Calculator
Calculate the exact stitches, rows, and foundation chain for any crochet blanket size from baby to king with adjustable overhang.
Crochet Amigurumi Sizing Calculator
Calculate stitch counts, body dimensions, and yarn requirements for any amigurumi crochet project.
Crochet Granny Square Calculator
Calculate how many granny squares you need and total yarn for blankets, bags, garments, and more.
Crochet C2C (Corner-to-Corner) Calculator
Calculate total blocks, diagonal rows, and yarn requirements for corner-to-corner crochet projects.
Crochet Border Length Calculator
Calculate border stitches, yarn needed, and final dimensions when adding a crochet border to any project.
Crochet Hat Size Calculator
Calculate crown diameter, brim stitches, total rounds, and yarn for any crochet hat size from preemie to adult XL.
Crochet Circle Calculator
Calculate rounds, stitches, and yarn needed to crochet a flat circle of any diameter with round-by-round stitch counts.
Crochet Yarn Weight Substitution Calculator
Substitute yarn weights in any crochet pattern with adjusted yardage, hook size, gauge, and skein count.
Crochet Project Time Calculator
Estimate how long it takes to finish any crochet project based on stitch count, speed, and schedule.
Crochet Yarn Cost Calculator
Calculate total yarn cost, skeins needed, and cost per yard for any crochet project with discounts and shipping.
Crochet Scarf Size Calculator
Calculate the ideal crochet scarf dimensions, stitch count, row count, and yarn yardage for standard, infinity, cowl, or wrap styles.
Crochet Sweater Yarn Calculator
Calculate total yarn yardage and skeins for any crocheted sweater or cardigan by size, gauge, and yarn weight.
Crochet Pattern Scaling Calculator
Scale any crochet pattern up or down with adjusted stitch counts, row counts, and yarn estimates.
Crochet Tapestry Yarn Calculator
Calculate per-colour yarn yardage for tapestry crochet projects including carry-along overhead and skeins per colour.
Crochet Speed Calculator
Measure and analyse your crochet speed with skill-level comparison and project time estimates.
About Crochet Calculators
Our crochet calculators help you plan projects with confidence. Whether you're calculating yarn yardage for a new blanket, converting hook sizes between US and metric, or figuring out how many stitches to chain, these tools make the math easy.
Stop guessing and start crocheting! These calculators are designed by crafters for crafters, taking into account real-world factors like stitch patterns, yarn weight, and gauge variations.