The full set
All calculators
Pick a project below. Tools marked “Soon” are next in the build queue.
Surfaces
Surfaces Paint Calculator How many gallons (or litres) of paint you need for any room, walls and ceiling. Surfaces Tile Calculator How many floor or wall tiles you need, with grout and waste factor. Surfaces Flooring Calculator Square footage and boxes of laminate, hardwood or vinyl flooring needed. Surfaces Wallpaper Calculator Rolls of wallpaper needed, adjusted for pattern repeat. Surfaces Carpet Calculator Square yards of carpet and padding, with seam and waste allowance. Surfaces Square Footage Calculator Square feet for any room, wall or project area. Surfaces Grout Calculator Pounds of grout needed from tile size and joint width. Surfaces Primer Calculator Gallons of primer needed before painting. Surfaces Baseboard & Trim Calculator Linear feet of baseboard and trim for a room. Surfaces Crown Molding Calculator Linear feet of crown molding with corner waste. Surfaces Cost per Square Foot Calculator Total cost and cost per sq ft for any surface project. Surfaces Wall Square Footage Calculator Paintable or tileable wall area minus openings.
Structure
Structure Concrete Calculator Cubic yards and bags of concrete for slabs, footings and patios. Structure Drywall Calculator Sheets of drywall, joint compound, tape and screws for any room. Structure Roofing Calculator Roofing squares and shingle bundles by area and pitch. Structure Stair Calculator Risers, treads and stringer length to building code. Structure Brick Calculator Bricks and mortar bags needed for a wall. Structure Concrete Block Calculator Cinder/concrete blocks and mortar for a block wall. Structure Plywood / Sheathing Calculator Sheets of plywood or OSB for floors, walls and roofs. Structure Wall Framing Calculator Studs and plates for a framed wall at 16 or 24 in OC. Structure Rebar Calculator Length and number of rebar pieces for a slab grid. Structure Board Feet Calculator Board feet of lumber from dimensions and quantity. Structure Joint Compound Calculator Buckets of mud needed to finish drywall. Structure Concrete Footing Calculator Concrete volume for round and square footings.
Landscaping
Landscaping Mulch Calculator Cubic yards or bags of mulch for garden beds and landscaping. Landscaping Gravel Calculator Tons and cubic yards of gravel for driveways and paths. Landscaping Topsoil Calculator Cubic yards and bags of topsoil for lawns and beds. Landscaping Sod Calculator Rolls or pallets of sod for any lawn area. Landscaping Sand Calculator Tons and cubic yards of sand for any project. Landscaping Excavation / Dirt Calculator Cubic yards of dirt to remove or fill. Landscaping Compost Calculator Cubic yards of compost to amend a garden area.
Outdoor
Outdoor Deck Calculator Deck boards, joists, posts and fasteners for your build. Outdoor Fence Calculator Posts, rails, pickets and concrete bags for any fence run. Outdoor Deck Stain Calculator Gallons of stain or sealer for decks and fences. Outdoor Paver Calculator Pavers and base material for patios and walkways. Outdoor Retaining Wall Calculator Blocks and base for a retaining wall by length and height. Outdoor Asphalt Calculator Tons of asphalt for driveways and parking areas.