All calculators
Open any tool in a new tab, send the link in an email, or save it to your home screen. Every calculator is a first-class page.
Choose a calculator
More trades and finishes will appear here as we roll out interactive math and presets.
Asphalt calculator
Work out HMA volume and tonnage for a residential driveway from length, width, and compacted lift. Optional price-per-ton for a material budget. Estimates only—confirm with the plant and QC.
OpenConcrete calculator
Work out pad or slab volume in cubic feet and yards from length, width, and thickness. See premixed 60 lb and 80 lb bag counts from standard yields and add an optional ready-mix price for budgeting.
OpenBitumen & sealant calculator
Plan sealcoat, emulsion, or cutback quantity in US gallons from net area, manufacturer spread rate, and number of coats; see liquid volume in cubic feet, rough US short tons from lb/gal, and an optional per-gallon price line.
OpenGravel calculator
Estimate base or shoulder material volume in cubic feet and yards from plan area and lift thickness, convert to US short tons with a bulk density you control, and add an optional per-ton price for a quick order check.
OpenSand calculator
Estimate clean sand, bedding, or fill in cubic feet and yards from a footprint and lift, convert to US short tons with a density you set, and add an optional per-ton price for a quick takeoff before you call the yard.
OpenRoofing calculator
From house length, width, and a rise:12 roof pitch, estimate sloped shingle area, roofing squares, three-bundle-per-square counts, and an optional all-in or material price per square for planning before you true-up with a takeoff app.
OpenFlooring calculator
Compute room area from length and width, add pattern waste, size cartons from labeled box coverage, and optional material $/ft² for a quick LVP, hardwood, or tile order check.
OpenPaint calculator
Estimate interior wall area from L × W and height, subtract average door and window openings, multiply by coats, convert coverage to whole gallons, and optional material cost per gallon.
Open