Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Sewing
Hem Allowance Calculator
Compute the total fabric cut length needed for a garment with a chosen hem depth and a top seam allowance, so the finished length matches the design. Useful for skirts, trousers, curtains, and any project where precise length matters.
Fill in the required fields to see your result.
Sewing
Fabric Shrinkage Calculator
Calculates how many extra yards of fabric to purchase to account for shrinkage when pre-washing before sewing. Essential when working with natural fibers like cotton or linen that shrink significantly.
Fill in the required fields to see your result.
Key differences
| Hem Allowance Calculator | Fabric Shrinkage Calculator | |
|---|---|---|
| Category | Sewing | Sewing |
| Inputs required | 3 | 4 |
| Result | Total Cutting Length (inches) | Fabric to Purchase (yards) |
| What it does | Compute the total fabric cut length needed for a garment with a chosen hem depth and a top seam allowance, so the finished length matches the design. Useful for skirts, trousers, curtains, and any project where precise length matters. | Calculates how many extra yards of fabric to purchase to account for shrinkage when pre-washing before sewing. Essential when working with natural fibers like cotton or linen that shrink significantly. |