Free tools
Calculators & tools
Free calculators built for the trade — concrete, progress claims, build cost and job pricing.
Concrete calculator
Work out concrete volume in m³ (and bags) for slabs, footings and columns.
Open calculator →Progress claim & retention calculator
Turn a % of contract into the amount payable after retention and GST.
Open calculator →Build cost per m² calculator
A fast, early feasibility estimate from floor area and a cost rate.
Open calculator →Job pricing calculator
Cost + overhead + target margin → the price to quote, and the profit.
Open calculator →These calculators provide indicative results for general information only. They are not financial, credit or tax advice. Always seek advice suited to your circumstances.