Knitting and crochet calculators
Increase and decrease evenly, work out gauge, cast-on counts and finished sizes, and figure out how many skeins you need or how to substitute a yarn. The formulas are shown so you can check them.
Shaping
Gauge
Gauge
Knitting Gauge Calculator
Stitches and rows per inch or centimeter from your swatch measurements.
GaugeCast-On Stitch Calculator
How many stitches to cast on for a target width, rounded to your pattern repeat.
GaugeStitches & Rows to Inches Calculator
How wide and tall your knitting will be for a number of stitches and rows at your gauge.
GaugeGauge Conversion for Patterns
Adjust a pattern stitch count when your gauge differs from the pattern gauge.