Scale Ratio Downloads & RevenueScale Ratio · App Store

Scale a measurement to a larger or smaller measurement, which is useful for architecture, modelling, and other projects.

This app can be used to easily convert any distance in any scale to any other distance in any other scale.
Simply enter the distance and scale to convert and the result will be displayed instantly.

You need for example to create a mock up of a building at the scale 1:500.
Enter the ground distances in the calculator, set the scale ratio to 1:500 and you'll get the mock up distance.