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Calculators

Quilting, Sewing, Knitting and Cross Stitch Calculators

Every calculator shows its math, works on a phone, and runs entirely in your browser. Enter your measurements, get plain answers, and see the tools that fit the project.

Quick answer

The most used calculators here are the quilt size, quilt backing and quilt binding calculators, the blanket yarn calculator, the knitting gauge calculator and the cross stitch fabric size calculator. Each gives yardage or stitch counts from your own measurements, with a reference table to check the math.

Quilting

Sewing and home decor

Knitting and crochet

Cross stitch, needlepoint and embroidery

Pricing and planning

Every calculator at a glance
CalculatorWhat it answers
Quilt Size CalculatorFinished quilt size for any mattress, depth and drop.
Quilt Block Size CalculatorBlock size from your quilt size and blocks across, with cut sizes.
How Many Quilt Blocks Do I Need?Blocks across, down and total, with sashing and borders.
Quilt Fabric Yardage CalculatorYardage for squares, rectangles and blocks by fabric width.
Quilt Backing CalculatorPieced 42 inch or 108 inch wide backing, with longarm overage.
Quilt Binding CalculatorStrips and yardage for straight-grain or bias binding.
Quilt Batting Size CalculatorBatting size to buy, with the packaged size that fits.
Half Square Triangle CalculatorCut sizes for 2, 4 and 8 at a time HSTs.
Flying Geese CalculatorNo-waste and one-at-a-time flying geese cut sizes.
Sashing and Border CalculatorStrip counts, lengths and yardage for sashing and borders.
Precut Fabric CalculatorHow many fat quarters, charm packs, layer cakes or jelly rolls.
Longarm Quilting Cost CalculatorWhat a longarmer charges, and when owning a machine pays off.
Throat Space CalculatorHow much throat space your quilt size really needs.
Curtain Fabric CalculatorYardage for curtain panels with fullness, hems and repeats.
Upholstery Fabric Yardage CalculatorYardage for chairs, sofas, cushions and headboards.
Fabric Yardage Calculator for ClothesPlanning yardage for dresses, skirts, pants, shirts and more.
Seam Allowance CalculatorConvert finished and cut sizes for any seam allowance.
Fabric Yardage ConverterYards, meters, inches and 45 to 60 inch width conversions.
Knitting Gauge CalculatorStitches and rows for any measurement, and gauge adjustments.
Increase or Decrease Evenly CalculatorExactly where to increase or decrease across a row or round.
Cast On CalculatorHow many stitches to cast on for a width or circumference.
How Much Yarn Do I Need CalculatorYardage and skeins for hats, scarves, sweaters and more.
Yarn Substitution CalculatorSwap yarns by weight, WPI and yardage, including held double.
Blanket Yarn CalculatorYarn for knit and crochet blankets by size and weight.
Crochet Chain CalculatorStarting chain length for a blanket or scarf width.
Amigurumi Size CalculatorFinished amigurumi size from yarn, hook and rounds.
Granny Square Blanket CalculatorHow many granny squares for any blanket size.
Cross Stitch Fabric Size CalculatorDesign size and fabric to cut for any count.
Cross Stitch Floss CalculatorHow many skeins of floss per color.
Needlepoint Canvas and Yarn CalculatorCanvas size and yarn estimate by mesh and stitch.
Embroidery Hoop Size CalculatorWhich hand or machine hoop fits your design.
Embroidery Stitch Count CalculatorEstimate stitches, thread and run time for a design.
Handmade Pricing CalculatorPrice quilts, crochet and sewn goods: materials, time and markup.
Craft Project Time CalculatorHow long a quilt, blanket or cross stitch will take.

Researched from manufacturer specifications, owner manuals and verified owner reviews, not hands-on testing, and not professional advice. As an Amazon Associate, Cozy Stitchery earns from qualifying purchases.