FREE TOOLS FOR REAL-WORLD PROJECTS
Measure twice. Buy once.

Make the project
make sense.

Simple, free calculators to help you plan your next DIY project with more confidence and less guesswork. No signup. No clutter. Just useful tools.

PROJECT SMARTER / 001Good projects start with a better plan.↗ BUILT FOR MAKERS & DOERS

Choose your tool

Pick a project to get an instant estimate.

4 FREE CALCULATORS

Paint calculator

Enter your room dimensions to estimate wall paint. Subtract doors and windows, then add a little extra.

YOUR ESTIMATE
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Plan with confidence.

A little preparation goes a long way.

01 / Practical estimatesCalculations update instantly as you change measurements.
02 / Built-in allowanceAccount for common waste and extra material where appropriate.
03 / Always double-checkActual coverage varies by product and site conditions. Check manufacturer specifications before buying.