Home Diy
Appliance Energy Cost Calculator
Estimate what any appliance costs to run from watts, daily hours, weekly usage, quantity, and tariff price per kWh. See daily, monthly, and yearly electricity cost instantly.
Brick Calculator
Estimate brick count, mortar bags, and total cost for any brick wall — with a to-scale SVG preview of running bond, stack bond, ⅓ offset, or herringbone. Supports modular, queen, engineer, Norman, and UK bricks.
Concrete Calculator
Estimate concrete volume, bags, ready-mix yards, and total cost for slabs, columns, footings, and stairs — all in one pour list. Imperial or metric.
Curtain Size Calculator
Work out rod length, panel width, and drop length for your window — including fullness, header allowance, and hem. Sill, floor, or puddle lengths supported.
Decking Calculator
Plan a deck build — total area, deck boards, joists, screws, and cost. Supports multiple sections, board gap, joist spacing (12"/16"/24" or 300/400/600 mm), waste percentage, and imperial or metric units.
Drywall Calculator
Calculate drywall sheets (4×8, 4×10, 4×12), screws, joint compound buckets and paper tape for any room. Subtracts doors and windows, optional ceiling, with a to-scale wall-elevation preview that shows the sheet layout.
Fence Material Calculator
Estimate fence posts, rails, pickets, and concrete bags for picket, privacy, and split-rail fences. Imperial or metric.
Flooring Calculator
Estimate flooring for one or many rooms — total area, area with waste, boxes to buy, and total cost. Switch between feet and meters. Works for laminate, hardwood, LVP, tile, vinyl, and carpet.
Gravel Calculator
Estimate gravel volume, weight, bags, and total cost for driveways, paths, drainage, and landscaping. Supports rectangle, circle, and ring shapes with imperial or metric units.
Mulch Calculator
Estimate mulch volume, cubic yards, bags, weight, waste, and cost for garden beds, borders, and tree rings. Imperial or metric.
Paver Calculator
Estimate pavers, base gravel, bedding sand bags, edge restraint length, and total cost for a patio, walkway, or driveway. Running bond, herringbone, basket weave, or stack.
Roofing Material Calculator
Estimate roofing squares, bundles, underlayment rolls, drip edge, and ridge cap for gable, hip, and shed roofs. Imperial or metric.
Tile Grout Calculator
Estimate how much grout you need by weight, volume, and bags — based on tile size, joint width, joint depth, and grout type (unsanded, sanded, epoxy).
Tile Layout Calculator
Estimate tile count, boxes, edge cuts, and cost with a live to-scale visual preview of the layout pattern — straight grid, brick (50%), 1/3 offset, or diagonal 45°.
Topsoil Calculator
Estimate topsoil volume, bags, weight, and cost for garden beds, raised beds, and lawn fill. Supports rectangular and circular beds, imperial or metric.
Wall Painting Calculator
Estimate gallons or litres of paint, cans to buy, and total cost for a room. Includes doors and windows, optional ceiling, number of coats, paint type coverage, and waste allowance.
Wallpaper Calculator
Estimate wallpaper rolls, strips, usable coverage, and total cost for a room. Includes doors and windows, roll dimensions, trim allowance, and pattern repeat waste.