One Toolbox, 30 trade-ready calculators. Stairs, concrete, tiles, roof pitch, electrical, landscaping, paint and more. Built for real job-site use with offline access.
Need practical context before estimating quantities? Read our Australian trade guides for workflows, measurement tips, and standards-aware notes. You can also see how job tracking and history works in TradeSet.
Rise, run, stringer length and angle for compliant stairs. Built for carpenters and builders.
Open calculatorRight-angle and diagonal lengths for setting out. Quick and accurate for tradies.
Open calculatorFree roof pitch and rafter length calculator for Australia. Degrees, ratio, rafter length—works offline.
Open calculatorConcrete volume for slabs, footings and pours. Quick and accurate for concreting.
Open calculatorTile and paver quantities for floors and walls. Cuts waste and saves time.
Open calculatorBrick and block quantities for walls. Fast and accurate for bricklayers.
Open calculatorLength, area, volume and more. Swap units in one tap.
Open calculatorTrench volume and backfill quantities. For plumbers and ground workers.
Open calculatorDrop, fall % and 1:n grade for gravity drains. Optional start and end invert levels.
Open calculatorAdd wastage to materials for ordering. Reduce waste and reorders.
Open calculatorStud spacing and count for walls. Built for carpenters and framers.
Open calculatorCheck and set 90° with diagonal measurements. For setting out and squaring.
Open calculatorArea for raked and angled walls. For plasterers and painters.
Open calculatorPaint volume for walls and ceilings. Coverage and coats in one place.
Open calculatorSheets and quantities for walls and ceilings. For plasterers and drywall.
Open calculatorGrout quantity for tiled areas. Quick and accurate for tilers.
Open calculatorMaterial and labour cost for jobs. Quick quotes and tracking.
Open calculatorSheet count and lengths for aluminium roofing. For roofers and cladders.
Open calculatorAdd, subtract and convert running measurements—lengths and areas. Built for take-offs and quoting.
Open calculatorSolve voltage, current, resistance and power from any two values. Built for electricians.
Open calculatorSingle- or three-phase voltage drop along a cable run. Copper or aluminium, metric mm².
Open calculatorConduit fill percentage from inside diameter and cable overall diameter.
Open calculatorEven gaps between balusters, pickets or posts across a length.
Open calculatorSheet-metal bend allowance from angle, radius, thickness and K-factor.
Open calculatorRender bags from wall area, product coverage and wastage.
Open calculatorPosts, rails and palings from fence length, spacing and paling size.
Open calculatorPool volume plus chlorine, pH and alkalinity dose from test readings.
Open calculatorPotting mix or garden soil bags from pots, raised beds or a known volume.
Open calculatorTurf area with wastage and optional roll count from roll size.
Open calculatorMulch or gravel volume from area and depth, plus bag count.
Open calculator