Painting calculators

Paint, primer, stain, deck stain, wallpaper, square-footage, and painting cost calculators.

1884 approved calculators in this cluster.

Paint and primer

Estimate wall paint and primer gallons from room dimensions, coats, and coverage per gallon.

Calculate room or exterior paintable square footage before converting area into gallons or cost.

Estimate painting costs from paintable area, material price, labor price, and waste.

Estimate wallpaper rolls from wall area, roll coverage, pattern waste, and room height.

Estimate stain gallons from surface area, product coverage, wood condition, and coats.