Construction & Home
11 free tools
Estimate materials and quantities for home and building projects so you order the right amount and cut waste. Calculate concrete volume, paint coverage, tile and flooring counts, roofing, fencing, stairs, and more — each tool spells out its assumptions (coverage rates, waste allowance) so you can adjust the estimate for your own job site.
- Concrete Calculator Concrete volume and bags for a slab.
- Square Footage Calculator Total square footage across rooms.
- Paint Calculator How much paint a room needs.
- Tile Calculator Tiles and boxes for any area.
- Gravel Calculator Gravel, sand, and mulch by weight.
- Flooring Calculator How many boxes of flooring to buy.
- Roofing Calculator Roof squares and shingle bundles.
- Fence Calculator Posts, rails, and pickets for your fence.
- Board Foot Calculator Board feet and lumber cost.
- Stair Calculator Risers, treads, and total run.
- Roof Pitch Calculator Roof pitch ratio, angle, and multiplier.