Calculators
Quilt sizes, backing, binding, batting, half square triangles, yardage and seam allowances. Every answer in inches and centimetres, checked against published standards.
Sewing & Quilting
Every sewing and quilting answer, beautifully.
SewNQuilt is the warm, complete companion for makers. Plan quilts, size patterns, organise your stash and learn something new every day, piece by piece.
Available on iPhone and Android
Hi, I'm Pip! I always have a pin ready for you.
Queen quilt: 88 x 94 in
What SewNQuilt does
Everything on your sewing table, in one cozy app
Six helpers that make every project calmer, faster and more fun, for sewing and quilting alike.
Fabric stash
Snap your fabrics, sort them by colour and print, and see what you can make from the beautiful pieces you already own.
PDF patterns and projector
Open layered PDF patterns, print only your size, tile pages perfectly or project the pattern straight onto your fabric.
Sew School
Mabel teaches step by step lessons for both crafts, from your very first seam to set in sleeves and perfect quilt points.
Ask Pip
Ask anything about your project and Pip answers kindly, with real numbers from our calculators.
Fit & Fix
Show Snip a photo of a seam or a fit question and get a clear, friendly fix you can sew today.
Two crafts, one home
Sewing and quilting, side by side
For sewists
- Your measurements and your size in every pattern brand
- Fabric, needle and thread pairings for any garment
- Machine help that gets your stitches singing again
For quilters
- Quilt size, backing, binding and batting in one tap
- Cut charts for classic blocks in every finished size
- Projects that grow one happy patch at a time
Free on the web
Free quilting and sewing calculators
Fast, accurate tools you can use right here in your browser. Save the results in SewNQuilt whenever you like.
Quilt size chartEvery bed size with topper, coverlet and bedspread drops.Open the tool Quilt backing calculatorBacking size and yardage, with the smartest seam direction.Open the tool Quilt binding calculatorBinding length, strip count and fabric to buy.Open the tool Half square triangle calculatorCut sizes for 2, 4 and 8 at a time HSTs.Open the tool Seam allowance converterInch fractions to mm and back, with the standards.Open the tool
Thimble Hollow
Meet the crew
Six plush friends sewn from quilting cottons guide you through the app and cheer for every seam.
Sew happy, wherever you are.
Your projects, stash and calculators travel with you, at home, at the shop and at quilt guild. SewNQuilt speaks 10 languages and works in inches and centimetres.
Get the appAvailable on iPhone and Android