Crochet calculators

Quick answers before you start a project.

• Yarn calculator

  Free yarn calculator for crochet. Work out how much yarn a blanket, scarf or cloth needs from its size, stitch and yarn weight.

• Crochet blanket size chart

  Crochet blanket size chart with common sizes from baby blankets to queen throws, ready to open in the free pattern maker.

• Crochet gauge converter

  Free crochet gauge converter. See how your stitches per 10 cm change a pattern’s finished size and how to adjust your counts.

• Hook and yarn chart

  Crochet hook and yarn size chart. Suggested starting hook sizes and gauge for each yarn weight, from fingering to super bulky.