Pattern Scaling Tool

Scale a leather pattern up or down and see what happens to the area, the leather you need and the cost.

Original pattern width mm

The width of the finished piece or the pattern piece, whichever you are scaling.

Original pattern height mm

Scale %

A hundred percent leaves the pattern unchanged. The area changes with the square of this figure.

What is being scaled

Seam allowance in the original mm

Used to check what the seam allowance becomes after scaling, which is usually not what a maker wants.

Leather the original pattern needs sq ft

The area one original item consumes, including its cutting allowance.

Leather cost

Cost per square foot, for the cost comparison.

Leather thickness mm

Thickness does not scale with the pattern. Used to check the stiffness change.

Reset

Free calculator by Handcraft worked examples and methodology No account, nothing stored.