All Calculators

Every ProjectCalc calculator on one page. Free, instant and in Australian metric — pick the material you're working with.

Painting

Work out how many litres of paint you need for your room.

How many tiles you need, including a waste allowance.

Square metres of timber, laminate or vinyl flooring.

Cubic metres of mulch for garden beds of any size.

Volume and weight of gravel, pebbles or crushed rock.

Soil volume for raised beds and new garden beds.

Cubic metres of concrete for slabs, paths and footings.

The square metres of any rectangular room, fast.

Cubic metres and litres for any rectangular space.

Square metres of a single wall, for paint and cladding.