Roofing calculators
Turn roof measurements into practical surface, bundle, and roll quantities.
Available tools
Focused calculators with practical outputs and visible assumptions.
CalculatorRoofing Shingle CalculatorEstimate roof surface area, roofing squares, and shingle bundles from area or pitch.Open calculator CalculatorShingle Bundle CalculatorConvert roofing area or squares into whole shingle bundles.Open calculator CalculatorRoofing Underlayment CalculatorEstimate underlayment rolls, required coverage, package overage, and cost.Open calculator CalculatorRoof Pitch CalculatorConvert rise and run into pitch, angle, and slope factor.Open calculator