The tools below can be used to easily convert from any unit in any scale to any other unit in any other scale, or other various plan scale conversion functions.

You can also use this calculator to determine the scale of a building. The scale converter is an useful tool for model railroaders, because it helps you translate the size of your model to the …

Build realistic HO, N, OO scale layouts with properly proportioned scenery using foam board, accurate measurements, and this calculator.

Perfect for model makers, scratch builders and diorama artists, this scale conversion calculator supports a wide range of units and scales. Simply enter your desired measurement, select the …

Scale a measurement to a larger or smaller measurement, which is useful for architecture, modeling, and other projects. You can also add the real size and scaled size to find the scale …

Convert real measurements to scale and back. Easily determine scale ratios for maps, plans, and models with our Scale Calculator.

Easily convert model scales with the Scale Conversion Calculator. Ideal for hobbyists, architects, and designers needing accurate scale changes.

Free scale conversion calculator for modelers, architects, and map readers. Convert real-world size to scale model dimensions and back for any ratio (1:24, 1:35, 1:48, 1:72, 1:87, 1:100, etc.).

Easily convert prototype and model scale measurements interchangeably with the Model Railroad Scale Calculator, supporting US Standard and Metric units!

Use Scale Conversion Calculator to convert map scales to real-world distances instantly. Get accurate results for measurements, scaling, and conversions easily.