Working tools

Craft calculators

Use measurements from your pattern, label, or swatch. Every tool shows the formula and keeps your values in the browser—nothing is submitted.

Crochet gauge calculator

Scale stitch and row counts from a measured crochet swatch.

Turn a knitting swatch into finished stitch and row counts.

Calculate finished design and fabric-cut dimensions.

Work backward from a design size to the required fabric count.

Add a working buffer and round total yardage into whole skeins.