All calculators

Every calculator on BuildCalc in one list — 30 of them, grouped by what they are for. Type a word to filter the list, or pick a category. Each one runs entirely in your browser, so the numbers you enter never leave your device.

Paint & walls

Category page →

Paint Calculator

How much paint a room needs.

Wallpaper Calculator

Rolls of wallpaper to buy.

Drywall Calculator

Sheets of drywall for a room.

Flooring

Category page →

Tile Calculator

How many tiles to buy.

Flooring Calculator

Boxes of laminate or vinyl plank.

Carpet Calculator

Carpet area and cost for a room.

Tile Grout Calculator

How much grout a tiling job needs.

Concrete & masonry

Category page →

Concrete Calculator

Volume of concrete for a slab or footing.

Brick Calculator

How many bricks a wall needs.

Mortar Calculator

Mortar mix for laying bricks or blocks.

Roofing

Category page →

Roof Area Calculator

True roof area from the footprint and pitch.

Shingle Calculator

Bundles of shingles for a roof.

Gutter Calculator

Gutter length, downspouts and sizing.

Lumber & framing

Category page →

Board Foot Calculator

Board feet in rough lumber.

Framing Lumber Calculator

Studs and plates for a framed wall.

Deck Board Calculator

Decking boards and joists for a deck.

Fence Calculator

Pickets, posts and rails for a fence.

Stair Calculator

Riser height, treads and stringer length.

Landscaping & yard

Category page →

Mulch Calculator

Bags or yards of mulch for a bed.

Topsoil Calculator

Volume of topsoil to fill or cover.

Sod Calculator

Rolls or pallets of sod for a lawn.

Gravel Calculator

Tonnage and volume of gravel.

Grass Seed Calculator

Seed rate for a new or patchy lawn.

Pool Volume Calculator

Gallons and litres a pool holds.

Room & area

Category page →

Square Footage Calculator

Area of a room or a whole floor.

Wall Area Calculator

Paintable or cladded wall area.

Energy & solar

Category page →

Solar Panel Calculator

How many solar panels your home needs.

Electricity Cost Calculator

What an appliance costs to run.

Air Conditioner BTU Calculator

Cooling capacity a room needs.

Insulation Calculator

Depth and bags of insulation for an area.