Free Construction Calculators
Quantities you can bid from, built by a real takeoff company. Each calculator shows the formula, accounts for waste, and needs no signup.
Concrete Calculator
Cubic yards, bags, and cost for slabs, footings, walls, columns, round pads, and stairs.
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Roof Pitch Calculator
Convert rise and run to the x-in-12 pitch, angle, percent grade, and slope multiplier.
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Roofing Calculator
Squares, bundles, underlayment, starter, ridge cap, and 2026 cost for a shingle roof.
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Square Footage Calculator
Area of any room or L-shape in square feet, yards, and meters, plus flooring and its cost.
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Drywall Calculator
Sheets, joint compound, tape, screws, and corner bead for a room, plus a 2026 cost estimate.
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Concrete Block Calculator
Blocks, mortar, grout, and rebar for a concrete block wall, plus a 2026 cost estimate.
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Asphalt Calculator
Tons and cubic yards of hot-mix asphalt for a driveway or lot, plus base and 2026 cost.
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Framing Calculator
Studs, plates, headers, and board feet for a wall, with openings and 2026 lumber cost.
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Tile Calculator
Tiles, boxes, thinset, and grout for a floor or wall, with pattern waste and 2026 cost.
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Gravel Calculator
Cubic yards and tons of gravel for a driveway, pad, or path, with per-material weight and compaction.
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Stair Calculator
Risers, treads, total run, stringer length, and angle for a stair, with live IRC code and comfort checks.
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Mulch Calculator
Cubic yards and bags of mulch for any bed and depth, with per-material coverage, tree rings, and pine straw by the bale.
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Calculators Built for the Bid Table
Homeowner calculators guess. These give you the formula, the waste factor, and the number you can actually order from, the way an estimator would.
Shows the formula
Every calculator lays out the math and a worked example, so you can check the number, not just trust it.
Accounts for waste
Real waste factors and rounding built in, so what you order matches what the job actually needs.
Free, no signup
Everything runs in your browser. No account, no email, nothing uploaded anywhere.
Works on any device
Mac, Windows, tablet, or phone. Built by a real takeoff company for the job site and the office.
Start Your Construction Takeoff Today
Upload your plans, measure your quantities, and export the results. Try the full software for 14 days, then choose $39 a month or $399 a year.