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CalculatorsPaint Coverage Calculator
Painting · Free Calculator

Paint Coverage Calculator

Calculate the amount of paint required for walls, ceilings, and exterior surfaces. Accounts for surface type, number of coats, and window/door openings.

Enter Your Measurements
metres
metres
Results

Enter your measurements to see results

Pro Tips
  • Always apply a primer coat on new plaster or bare surfaces
  • Dulux and Taubmans are the most common brands in Australia
  • A 10L tin of quality interior paint costs $150-$220 in Australia
  • Allow 2-4 hours drying time between coats (depending on conditions)
  • Exterior paint should be acrylic-based for UV and weather resistance

"I built these calculators because I was sick of doing the maths on a notepad. Now every tradie can use them for free."

— Jarrod A., Founder & QBCC-Licensed Concreter

© 2026 TradieOS — Free trade calculators for Australian tradies.

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