Free, independent energy calculators
Simple tools built on current Australian electricity rates, feed-in tariffs and rebates, so you can sanity-check the numbers before you speak to anyone.
Bill Check
Upload your electricity bill and we'll estimate your yearly usage and suggest solar, battery, heat pump or EV charger options that suit it.
Solar & Battery Savings Calculator
Estimate your first-year savings, payback period and new quarterly bill based on your postcode, power bill, system size and roof direction.
Battery Payback Calculator
See whether a home battery stacks up for your usage pattern, including the federal Cheaper Home Batteries discount and your payback in years.
EV Charging Savings Calculator
Compare the cost of charging an electric vehicle from your solar system versus the grid or public chargers.
Heat Pump Running Cost Calculator
See what a heat pump hot water system would cost to run compared with electric or gas storage.
Clearer numbers. Greener choices.Green, please.
Calculators give you a ballpark. When you're ready, we'll match you with one verified, trusted installer who works in your area.