The calculator uses your inputs and standard coverage rates (sq ft per gallon or roll) to give a solid estimate. Actual prices may vary slightly based on brand, surface prep, and labor.

Yes. You can switch between paint and wallpaper options and compare both estimates easily.

This tool estimates only the cost of materials. Labor, prep, and primer are not included in the calculation.

The calculator estimates paint required based on wall area and coats selected—typically 350–400 sq ft per gallon.

It’s based on standard roll coverage (usually 50–60 sq ft per roll). The calculator does this for you after surface area input.

This version is focused on vertical wall surfaces. For ceilings or floors, we recommend using a separate estimator.

Yes. It’s 100% free to use and doesn’t require login or payment.