Free Sewing & Crochet Calculators
Every maker hits the same small questions before the fun starts: how much fabric, how much yarn, which hook, what scale? These nine free calculators answer them in seconds, right here on LoomVella. They are lightweight, mobile-friendly and need no sign-up — just enter your numbers and read the answer. Use them with any LoomVella pattern, or with a project of your own.
Sewing calculators
- Fabric Yardage Calculator — fabric needed in metres, yards and fat quarters.
- Quilt Binding Calculator — binding length, strip count and fabric required.
- Bias Tape Calculator — continuous bias tape length from one fabric square.
- Test Square Scaling Calculator — the exact print scale for true-size patterns.
- Fabric Unit Converter — inches, cm, feet, yards and metres, instantly.
Crochet calculators
- Crochet Gauge Calculator — stitch and row counts from your swatch.
- Yarn Yardage Calculator — metres, yards and skeins for your project.
- Hat Increase Calculator — top-down beanie crown increases that lie flat.
- Hook Size Converter — US, UK and mm hook sizes, matched.
Ready to make something? Browse patterns in the LoomVella shop.