Free, simple calculators
Figure It Quick is a small collection of free calculators that each do one job well. Type in your numbers and the answer updates as you go. There's no sign-up, no app to install, and nothing you enter is sent to us.
Every tool shows its formula and a worked example, so you can check the math yourself instead of trusting a black box. The building calculators are built and checked by a professional construction estimator with more than 25 years of experience, and they give the material counts and costs you'd want before a trip to the supply house. When an answer depends on the product you buy, like how much a bag of concrete really fills, that number is an input you can change.
Pick a calculator below to get started.
Concrete & masonry
Framing & roofing
- Wall Framing CalculatorStuds, plates, headers and sheathing for a wall, plus the lumber cost.
- Roofing CalculatorRoof area by pitch, squares, shingle bundles and supplies, plus cost.
Interior finishes
- Drywall CalculatorSheets for walls and ceilings, mud, tape and screws, plus cost.
- Paint CalculatorGallons of paint and primer for walls, ceilings and trim, plus cost.
- Flooring CalculatorBoxes of LVP, laminate, hardwood or tile with waste, plus supplies and cost.
Decks & fences
- Deck CalculatorDeck boards, joists, beams, footings and hardware, plus cost.
- Fence CalculatorPosts, rails, pickets or panels, gates and post concrete, plus cost.