Small calculations. Better decisions.
Free, instant, browser-only textile calculators with formulas and assumptions explained.
Calculators are approximate planning aids, not replacements for checking physical fabric and pattern instructions.
01 / CALCULATOR
Length unit converter
Convert metres, yards, feet, centimetres and inches instantly.
02 / CALCULATOR
Prewash shrinkage estimator
Estimate purchase length to retain your target after a known percentage of lengthwise shrinkage.
03 / CALCULATOR
Fabric cost estimator
Multiply purchased fabric length by its per-metre price.
04 / CALCULATOR
Theoretical area lower bound
Estimate the absolute minimum fabric length based on rectangle area; real nesting will usually require more.
05 / CALCULATOR
Print repeat rounding
Round required length up to a repeated motif interval. Does not replace individual-piece pattern matching.
06 / CALCULATOR
Bias strip segment count
Estimate the number of straight cuts needed for a target strip length; does not account for diagonal joins.
Results update as you type.
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