All calculators
Every tool on the site, grouped by the kind of job.
Interior Finishes
Drywall, paint, tile, flooring and trim — the indoor jobs.
- Square Footage CalculatorSquare feet from any measurement
- Drywall CalculatorSheets, screws, mud and tape for any room
- Paint CalculatorGallons for walls, ceilings and trim
- Tile CalculatorTiles and boxes, plus adhesive and grout
- Backsplash CalculatorTile, sheets, mastic, grout and edge trim
- Shower Tile CalculatorTile, backer board, membrane, thinset and grout
- Flooring CalculatorBoxes, underlayment and cost
- Baseboard CalculatorLengths to buy, with corners counted
- Crown Molding CalculatorLengths to buy, plus the saw settings
- Wallpaper CalculatorRolls, allowing for pattern repeat
- Carpet CalculatorSquare yards, and whether it seams
- Shiplap CalculatorBoards of shiplap or panelling
Concrete & Masonry
Slabs, footings, post holes and steps — anything you pour or set.
- Mortar CalculatorBags of mortar for block, brick or stone
- Concrete Post Hole CalculatorBags per hole and for the whole fence
- Concrete Footing CalculatorConcrete, bags and rebar for a strip footing
- Brick CalculatorBricks, mortar bags and ties
- Concrete Slab CalculatorYards or bags, plus mesh and rebar
- Concrete Block CalculatorBlocks, mortar and core fill
- Concrete Steps CalculatorConcrete for a stoop or flight of steps
Landscaping & Aggregates
Mulch, gravel, topsoil, sod, seed, pavers and wall block.
- Cubic Yard CalculatorCubic yards for any area and depth
- Asphalt CalculatorTons of asphalt for a driveway or lot
- Sand CalculatorSand for paver bases, boxes and fill
- Pool Volume CalculatorGallons in a pool of any shape
- Pool Salt CalculatorBags of salt to reach your target
- Mulch CalculatorBags, or yards if bulk is cheaper
- Topsoil CalculatorSoil for lawns, beds and raised beds
- Raised Bed Soil CalculatorSoil volume, bags, and what to blend
- Sod CalculatorPallets and rolls, plus the soil underneath
- Grass Seed CalculatorSeed by grass type, plus starter fertilizer
- Gravel CalculatorYards, tons and bags for any depth
- Paver CalculatorPavers, base gravel, sand and edging
- Retaining Wall CalculatorBlocks, caps, base gravel and drainage
Lumber & Framing
Studs, plates, plywood, joists, decking and stairs.
- Rafter CalculatorRafter length, plumb cut and birdsmouth
- Linear Feet CalculatorLinear feet, boards and board feet
- Firewood CalculatorCords in a stack, and what you should pay
- Wall Framing CalculatorStuds, plates, corners and openings
- Stair CalculatorRisers, treads, total run and stringer
- Deck Boards CalculatorBoards, joists, screws and hidden fasteners
- Plywood & Sheet CalculatorSheets of ply, OSB or subfloor
- Board Foot CalculatorBoard feet and cost for hardwood
- Siding CalculatorSquares and planks of lap siding
Roofing
Shingles, metal panels, pitch and true sloped area.
- Roof Pitch CalculatorPitch, angle and the roof area it makes
- Soffit CalculatorSoffit panels and fascia for the eaves
- Attic Ventilation CalculatorVents needed for a balanced attic
- Snow Load CalculatorWeight of snow on a roof
- Roof Shingles CalculatorBundles, starter, ridge cap and nails
- Metal Roofing CalculatorPanels, length to order, screws and ridge cap
- Gutter CalculatorGutter size, downspouts and hangers
Fencing & Outdoor
Posts, pickets, rails and the concrete that holds them up.
Heating & Insulation
BTU sizing, R-value and how much insulation a space needs.