Crafts Calculators

Crafting calculators for knitting, crochet, sewing, and fiber arts.

2 calculators

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Knitting & Crochet Calculators

2 tools

Estimate how much yarn you need for a blanket by size, yarn weight, stitch type, and skein length. Get yards, meters, skeins, and extra buffer.

Calculate how many stitches to cast on for a knit or crochet hat using head circumference, stitch gauge, negative ease, and stitch pattern repeat.

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Crafting calculators help you plan yarn yardage, project sizes, and materials for knitting, crochet, and other fiber arts.

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Last updated: May 14, 2026