— THE SMART WAY TO BUY PAINT
Buy paint with
quiet confidence.
Measure every room. We’ll do the math — so you buy enough paint without paying for a shelf full of leftovers.
Calculate my paint ↓— ROOM ESTIMATOR
Let’s measure it out.
Choose your units, then add every room you plan to paint.
— GOOD TO KNOW
Paint questions, answered.
How accurate is this calculator?+
It uses your dimensions, subtracts standard door and window sizes, and includes a 10% buffer for touch-ups and uneven surfaces.
Can I calculate several rooms together?+
Yes. Add each room separately and Paintwise will combine the total paintable area into one paint list.
Which coverage should I choose?+
Select a paint type for a reliable average, or choose Custom coverage and enter the exact figure from your paint tin.