ABOUT SEAM & SCALE
Make every inch count.
Seam & Scale brings sewing measurements, quilting calculations, and fabric-planning guides together in one practical place. From quilt binding and backing to garment yardage, our aim is to help you measure confidently, understand the math, and return to making.
TOOLS + KNOW-HOW
One creative project. Two ways to move forward.
Use a calculator when you need a number and a guide when you need the why: measuring tips, cutting examples, fabric assumptions, and the next step in your sewing or quilting project.
CALCULATE
Tools for fabric and fit
Estimate quilt binding, plan quilt backing, convert fabric yardage, or work through sewing measurements with focused interactive tools.
Browse calculators →UNDERSTAND
Guides for the making
Find plain-language measurement walkthroughs, worked examples, and explanations to help you use a result on real fabric.
Explore guides →CONNECT
Shared creative topics
Quilting, garment sewing, and reference conversions bring related tools and articles together so the next useful resource is easy to find.
HOW WE WORK
A measured approach to every answer.
A small conversion and a detailed quilt plan do not need the same level of work, but the commitment to useful, checkable answers stays the same.
Start with the project
Identify the maker’s real question: binding length, backing size, seam allowance, yardage, or another distinct planning job.
Check measurements
Define the inputs, units, and assumptions so a fabric width or seam allowance is never left to guesswork.
Build the calculation
Translate the method into clear logic with sensible validation, conversions, and rounding for cut or purchase quantities.
Test the answer
Check realistic examples, boundary cases, and unit conversions before presenting a result as useful guidance.
Explain & improve
Show how the result was reached, note relevant limitations, and correct material errors when they are found.
PEOPLE & RESPONSIBILITY
Meet the people behind the work.
Our contributor profiles show who creates, edits, and reviews the tools and guides, along with the experience they actually bring to quilting, sewing, and textile work.
Clara Bennett
Quilting Author & Fabric Planning Editor
I'm Clara, the quilting author at Seam & Scale. I write about quilt measurements, fabric yardage, binding, backing, and cutting plans, with a focus on making the math easier to understand and more useful at the cutting table.
Experience: 15+ Years of Practical Quilting Experience | 120+ Completed Quilt Projects | Quilt Construction & Fabric Planning | Quilt Binding, Backing & Cutting Techniques | Community Quilting
Daniel Brooks
Technical Editor & Calculator Methodology Lead
I'm Daniel, the technical editor at Seam & Scale. My work focuses on calculator formulas, measurement conversions, numerical accuracy, and the logic behind our tools. I believe a useful calculation should be both understandable and verifiable.
Experience: BSc in Applied Mathematics | 10+ Years of Software Development & Technical Documentation | Calculator Formula Development | Numerical Validation & Unit Conversion| Interactive WDev
Eleanor Hayes
Sewing & Quilting Specialist Reviewer
I'm Eleanor, and my editorial focus at Seam & Scale is the practical side of sewing and quilting. I examine fabric allowances, cutting methods, construction considerations, and how calculator results translate into real projects.
Experience: 20+ Years of Sewing & Quilting Experience | Certified Sewing Instructor | Textile Construction & Fabric Testing | Quilt Pattern Testing & Technical Review | Garment Construction&FP
Sophie Mitchell
Garment Sewing Author & Fabric Planning Editor
I'm Sophie, and I write about garment sewing, fabric planning, and dressmaking at Seam & Scale. From yardage calculations to pattern measurements and seam allowances, I help make the practical side of sewing easier to navigate.
Experience: 12+ Years of Garment Sewing & Dressmaking Experience | Certificate in Fashion Design & Pattern Making | Garment Construction & Fitting | Fabric Selection & Yardage Planning
EDITORIAL TRUST
The method matters as much as the measurement.
Fabric widths, seam allowances, cutting plans, and unit conversions all depend on clear inputs. We aim to make relevant assumptions, sources, authorship, and corrections visible so you can judge how an answer fits your own project.
Editorial responsibility
Each page is assigned one primary user job, uses clear sewing and quilting terminology, checks units, and avoids near-duplicate coverage. A real accountable editor must review authorship and experience claims before publication.
Visible methodology
Calculator formulas, units, assumptions, seam allowances, fabric-width rules, cutting layouts, and rounding behavior are documented on the relevant tool page. Representative normal, boundary, invalid, and unit-conversion cases must pass before publication.
Corrections matter
Readers can report errors through the contact page. Material corrections are investigated, retested, dated, and disclosed on the affected page when the change could alter a result or project decision.
Commercial separation
Commercial relationships do not determine formulas, conclusions or source selection. Any advertising, affiliate relationship or sponsorship must be disclosed where it appears.
KEEP MAKING
Measure smart. Make beautifully.
Start with a calculator for the numbers, explore a guide for the technique, and bring the plan back to your sewing table.