Free Tools

Free Quilting Calculators

Every calculation a quilter needs — binding, backing, batting, HSTs, flying geese, yardage, fat quarters, sashing, and precuts.

Finishing

Binding Calculator

How many yards of binding fabric for any quilt size. Includes the formula and a reference table for all standard sizes.

Backing Calculator

How much backing fabric for 44"-wide and 108"-wide fabric. Includes piecing instructions for wide quilts.

Batting Calculator

What size batting for any quilt size. Packaged batting size guide and by-the-yard yardage calculator.

Piecing

Half Square Triangle Calculator

Cut sizes for every finished HST size. Two-at-a-time and four-at-a-time methods with yield per fat quarter.

Flying Geese Calculator

Cutting dimensions for any finished flying geese unit. Standard method and no-waste four-at-a-time method.

Layout

Sashing Calculator

How much fabric for sashing strips and cornerstones. Reference table for common grid sizes and sashing widths.

Block Calculator

How many quilt blocks for any combination of quilt size and block size, with and without sashing.

Fabric

Precut Calculator

Fat quarters, jelly rolls, charm packs, and layer cakes — yield, dimensions, and how many for any quilt size.

Yardage Calculator

Total fabric estimate by quilt size — top fabric, backing, binding, and total in one table.

Fat Quarter Calculator

How many fat quarters for every quilt size, from minimal to very scrappy, plus precut equivalents.

Detailed Fabric Calculator

Full cut list with yardage by fabric type for any block size, sashing width, and border configuration.

Reference

Quilt Size Reference

All standard quilt sizes with dimensions, bed fit, drop, and block counts in one reference table.

Need a pattern to calculate for?

Generate a complete quilt design from a text prompt, then use these calculators to figure out exactly what you need to buy.

Try the Pattern Maker