Estimating materials shouldn't take
5 different websites
Every project needs concrete, framing, drywall, roofing, paint, and more. Right now you're using one calculator per trade, building custom spreadsheets, or just winging it and overbuying 20%. BuildMath combines every trade into one tool.
"I’m trying to build a calculator for my woodworking to try and streamline estimating costs"
-- r/googlesheets
"Cost Estimator that separates material, labor?"
-- r/Homebuilding
"Construction calculators... Something that works in say Google Sheets"
-- r/Construction
8 Free Calculators. One Tool.
Every calculator gives you material quantities and estimated costs instantly. No login required.
Concrete
Calculate cubic yards of concrete for slabs, footings, and posts. Get material quantities and cost estimates.
Framing
Calculate studs, plates, and headers for wall framing. Get complete material lists with costs.
Drywall
Calculate drywall sheets, joint compound, tape, and screws. Know exactly what to buy.
Roofing
Calculate shingle bundles, underlayment, ridge cap, and nails for your roof. Estimate total material costs.
Paint
Calculate gallons of paint needed by room dimensions and number of coats. Includes primer estimate.
Insulation
Calculate batt or blown-in insulation for walls and ceilings. Get bags, rolls, and costs.
Flooring
Calculate tile, hardwood, or LVP flooring quantities. Includes waste factor and material costs.
Decking
Calculate deck boards, joists, posts, and hardware. Get a complete material list with costs.
Combine Trades into
Full Project Estimates
Free calculators work great for a single trade. But if you're quoting a kitchen remodel, you need framing + drywall + flooring + paint in one estimate. That's BuildMath Pro.
Project Combiner
Combine multiple trade calculations into one project estimate.
Shopping Lists
Consolidated, printable material lists grouped by type. Take it to Home Depot.
PDF Exports
Professional branded PDF estimates to hand to clients.
Custom Prices
Save your local material prices. Get accurate cost estimates every time.
Simple, Honest Pricing
All individual calculators are free, forever. Pay only when you need full project estimates and exports. 14-day free trial, no credit card.
Free
For quick single-trade calculations