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Construction calculators that give you more than a number.
Fast, clear estimates for real projects — with waste, material quantities, costs and transparent formulas.
Popular calculators
Concrete Pour CalculatorCalculate rectangular, L-shaped, T-shaped or multiple concrete pours, then get an order quantity and packing list.Continuous Footing CalculatorCalculate a continuous strip footing by total run, width and depth.Concrete Column CalculatorCalculate concrete for round or square columns, including repeated columns.Concrete Stair CalculatorEstimate a monolithic concrete stair from step count, rise, tread and width.Shingle Roofing CalculatorTurn plan area and pitch into roof squares, shingle bundles, ridge caps and starter strips.Roof Pitch CalculatorFind roof pitch, angle, slope and surface-area multiplier.Roof Area CalculatorCalculate roof surface area and squares from plan dimensions and pitch.Tile & Grout CalculatorEstimate tiles, boxes and grout from room size, tile size, joint width and box yield.
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ConcretePractical calculators for concrete projectsRoofingPractical calculators for roofing projectsTilePractical calculators for tile projectsDrywallPractical calculators for drywall projectsPaintPractical calculators for paint projectsPavingPractical calculators for paving projectsMasonryPractical calculators for masonry projects
Built for real projects
Mixed units, handledEnter feet, inches, metres or centimetres without manually converting.
Clear, adjustable assumptionsSet your own waste allowance and local material price.
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