Free Energy Calculators & Tools
Compare costs, calculate savings, and check rebates for heat pumps, solar panels, batteries, and EV chargers across Australia. All free, no sign-up required.
Solar & Battery Rebate Calculator
Enter your postcode to see which federal and state solar and battery rebates you qualify for, plus estimated cost after rebates, annual savings and payback for your area.
Solar Sharer Hot Water Savings
Estimate what you could save on hot water by timing a heat pump to the federal Solar Sharer free-power window. Pick your state, current system and household size.
Heat Pump Cost Calculator
Compare installed heat pump hot water costs for your suburb. Includes rebates, brand comparisons, and payback estimates across 1,500+ suburbs.
Solar System Cost Calculator
Get suburb-level pricing for 6.6kW solar systems. See STC rebates, state incentives, annual output estimates, and payback periods for your area.
Battery Storage Payback Calculator
Calculate whether a home battery makes financial sense. Compare Tesla Powerwall, BYD, and more with real electricity rates and solar export data.
Suburb Energy Cost Lookup
Search any Australian suburb to see local heat pump, solar, and battery costs. Includes installer availability, climate zone data, and regional pricing.
Rebate Eligibility Checker
Check what federal and state rebates you qualify for. Covers heat pump STCs, Solar Victoria, VEU certificates, SA REPS, and more by state.
Embeddable Widget for Your Site
Add a free heat pump or solar cost calculator widget to your website. Perfect for energy bloggers, installers, and real estate sites.
Looking for suburb-specific data?
Every tool uses real pricing data from 1,500+ Australian suburbs. Search your suburb to get costs tailored to your location and available rebates.
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