Sewing Calculators — Hobbies
Get sewing measurements right before you cut. The fabric yardage calculator estimates how much material a pattern needs at a given width, the quilt size calculator plans block counts and finished dimensions, and the elastic and zipper-length tools size notions to the garment or opening. Each turns pattern specs into the exact quantities you need, saving both fabric waste and repeat trips to the store.
All Sewing Calculators
Calculate elastic length needed for waistbands, cuffs, and gathered items.
Calculate fabric needed for sewing projects from pattern pieces and fabric width.
Calculate quilt dimensions, block count, and fabric yardage from bed size.
Determine the right zipper length from garment opening measurement.
About Sewing Calculators
Get sewing measurements right before you cut. The fabric yardage calculator estimates how much material a pattern needs at a given width, the quilt size calculator plans block counts and finished dimensions, and the elastic and zipper-length tools size notions to the garment or opening. Each turns pattern specs into the exact quantities you need, saving both fabric waste and repeat trips to the store.
Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common sewing scenarios. All results are computed in your browser — no data is sent to any server.
What You Can Calculate
This section includes 4tools: Elastic Calculator, Fabric Yardage Calculator for Sewing Patterns, Quilt Size Calculator, Zipper Length Calculator. Each calculator is free to use with no signup required.