Paint Calculator
Find how much paint you need for a room.
Result
Results are estimates for general information only and are not professional advice.
How much paint?
Paint needed depends on the wall area, the number of coats and how far a liter goes (its coverage). This calculator multiplies area by coats and divides by coverage to tell you how many liters to buy, with a little extra for touch-ups.
Frequently Asked Questions
What is the Paint Calculator?
Find how much paint you need for a room. It runs instantly in your browser and is completely free to use.
What do I need to enter to use the Paint Calculator?
The Paint Calculator asks for the following values (3): Wall area (m²), Number of coats, Coverage (m² per liter). Fill them in and the result appears immediately — the calculation runs on your own device, so nothing you type is sent to a server.
How accurate is the Paint Calculator?
The Paint Calculator uses standard, widely-accepted formulas, so its figures are reliable estimates for everyday planning. They are not a substitute for advice from a qualified professional.
Is the Paint Calculator free, and do I need an account?
Yes. The Paint Calculator — and every other calculator on Calculatis — is completely free, with no registration, no download and no limit on how often you use it.