Paint Calculator

Estimate the litres of paint needed for a room from wall dimensions and coats. Runs in your browser.

Runs in your browser — your file never leaves your device

Frequently asked questions

Is Paint Calculator free to use?

Yes — Paint Calculator is completely free with no limits, no watermarks and no sign-up. It runs in your browser, so there is nothing to pay for.

Are my files uploaded or stored anywhere?

No. This tool does all its work locally in your browser using your own device's power. Your files never leave your device and we never see them.

Do I need to install anything or create an account?

No installation and no account needed. Paint Calculator works on any modern browser — Windows, Mac, Linux, Android and iPhone.

How do I use Paint Calculator?

Open the tool, add your file (or paste your content), adjust any options, then press “Calculate paint”. Your result is ready to download in seconds.

Tiles needed + waste allowance.

Volume + cement bags for a slab.

Rolls needed for a room.

Cups ↔ tbsp ↔ ml ↔ oz.

Align the pipes — pretty tables.

Convert text to Morse code and back.