Free trade and DIY calculators
Measure once. Order right.
Work out exactly how much concrete, soil, decking, tile or paint your project needs, with Australian prices and standards built in. Then get quotes from local pros if you want it done for you.
All calculators
Fourteen calculators across concrete, landscaping, building and measurement.
Concrete
Concrete guideLandscaping
Landscaping guideLandscapingSoil calculatorConvert garden bed area and depth into cubic metres and tonnes of soil.Open calculatorLandscapingMulch calculatorWork out cubic metres of mulch from your bed area and preferred depth.Open calculatorLandscapingGravel calculatorConvert area and depth into cubic metres and tonnes for any gravel type.Open calculatorLandscapingPaver calculatorCount pavers, bedding sand and road base for paths, patios and driveways.Open calculator
Building
Building guideBuildingDecking calculatorBoards, lineal metres, joists and screws for your deck, with cost by material.Open calculatorBuildingStair calculatorRisers, going and stringer length with an instant NCC compliance check.Open calculatorBuildingRoof pitch calculatorConvert between degrees, ratio and percentage, and get rafter length.Open calculatorBuildingTile calculatorTiles, boxes, adhesive and grout for floors and walls, by pattern.Open calculatorBuildingPaint calculatorLitres and cans from your wall sizes, minus doors and windows.Open calculator
Measurement tools
Measurement tools guideMeasurement toolsSquare metre calculatorAdd up rectangles, circles, triangles and L-shapes into total square metres.Open calculatorMeasurement toolsCubic metre calculatorLength by width by depth, across multiple sections, in cubic metres.Open calculatorMeasurement toolsArea calculatorRectangles, circles, triangles and L-shapes, alone or added together.Open calculator
How it works
1
Measure it
Enter your dimensions and get quantities instantly: cubic metres, tonnes, boards, tiles or litres, with the working shown.
2
Built on Australian standards and prices
Waste factors, NCC stair limits, local densities and typical Australian prices updated July 2026.
3
Get it done
Happy to DIY? Take your quantities to the supplier. Want it done for you? Get quotes from up to 3 local pros, free.
Ready to get this job done?
Tell us about your project and hear from up to 3 local pros within 1 business day. Free and no obligation.