Free calculators · No sign-up · US-first
Fabric math
without the guesswork.
Plan backing, binding, yardage and cutting layouts for your sewing and quilting projects. Every calculator is deterministic, tested and shows its work.
Quilt backing · 60 × 80 in
5.0yd
The tools
Six calculators, zero guesswork
Quilt Backing Calculator
Work out how much backing fabric to buy, how many panels to cut and which way the seam should run.
Open calculator QuiltingQuilt Binding Calculator
Find the binding length, number of strips and fabric you need to bind the edge of your quilt.
Open calculator QuiltingQuilt Size Calculator
Turn a block size and layout into finished quilt dimensions and the closest standard bed size.
Open calculator SewingFabric Yardage Calculator
Calculate how much fabric to buy for any number of same-size pieces, laid out to waste as little as possible.
Open calculator Home DecorCurtain Fabric Calculator
Calculate curtain fabric including fullness, header, hem and pattern repeat for a pair of panels.
Open calculator ConversionsFabric Unit Converter
Convert between inches, feet, yards, millimeters, centimeters and meters for fabric and cutting.
Open calculatorHow it works
Enter your measurements
Inches or centimeters — switch anytime without losing your numbers.
See the exact math
We separate the true requirement from a shop-friendly amount to buy.
Cut with confidence
A visual cutting plan shows panels, seams and layout before you cut.
Browse by project
Quilting Calculators
Plan backing, binding and quilt size before you cut a single square.
3 tools
Sewing Calculators
Work out fabric yardage for garments, projects and multi-piece cuts.
1 tool
Home Decor Calculators
Fabric for curtains, pillows, tablecloths and soft furnishings.
1 tool
Conversions & Reference
Switch between inches, yards, centimeters and meters with confidence.
1 tool