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  • Independent
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  • WA-only
  • Accreditation-checked installers
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Western Australia's solar and battery platform. Free and independent.

Fighting dodgy deals and bill shock, one rooftop at a time.

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admin@wattmate.com.au

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Understand my power · powered by WattBot

Home energy assessment in Perth

A free look at your Perth home, done remotely — built from your actual bill, not a national estimate. Upload an electricity bill and it is read for you, answer a few questions about the house, and you get a written report on what solar, a battery or going all-electric would really do here — plus accreditation-checked WA installers ready to quote on it, if and when you want them.

Free · Independent · WA-calibrated

Start my energy assessment

Around ten minutes for the main steps. There is an optional deeper look — photographing your appliances, and a few questions about insulation and hot water — that adds about five more, and you can skip it or come back to it later. Nothing is shared with an installer until you ask for quotes.

Only got a couple of minutes? Start with the quick assessment, then move up to the full one any time. Or just want your bill read first? The free bill check shows what it's made of in about two minutes.

  • Independent
  • Transparent flat fees
  • You choose when to share your details
  • WA-only
  • Accreditation-checked installers

What you get

A written report
Yours to keep and to send on. It shows where each figure came from — what you told us, what we read off your bill, and what we assumed because nobody had said.
Your options, side by side
Solar, a battery, both, or neither, compared on your own usage rather than a national average — ordered by how well each one fits what you said you needed, not by price.
Quotes from installers who have read it
If you ask for them. The installer we match you with gets the same report, so the conversation starts from your home instead of a blank page. We check accreditation as part of onboarding.

See one before you start

Here is a complete example report for an invented Perth household — a four-person double-brick house with gas and a pool, and no solar yet. It comes out of the same renderer that makes the real thing, so what you see is what the document looks like. None of it belongs to a real customer.

See the full sample report

What it does not do

Worth knowing before you spend the ten minutes, not after. Your report says all of this on its own last page too.

  • We do not visit your home. This is done remotely, from your bill and your answers, and it is not a site inspection.
  • We do not measure your roof, its pitch, or what shades it. An installer does that on site, and their measurements beat ours every time.
  • Nothing here clears an installation for compliance, and nothing here signs off on your switchboard or your wiring.
  • Every figure is modelled from what you give us. It is a starting position for talking to installers, not a promise about your next bill.

The evidence table

What your assessment is built from

  • Your bills01

    Read for usage, tariff and supply charges. Your real numbers, not averages.

  • Your home02

    Roof orientation, appliances and household size, entered in minutes or read from photos you take.

  • WA data03

    Perth sun hours, Synergy tariffs and current rebates — calibrated to WA, not a national guess.

  • The savings04

    Solar, battery and electrification modelled on your inputs, with honest payback.

Get assessed before you get quoted. A proper look at your home and usage is the step a rushed sales process skips — and it's how systems end up mismatched to the home. Do it once, free, and take your report into every quote conversation.

The villain WattBot debunks

Wanted

Carbon Carl

The Misinformation Boss

Crimes: Outdated myths and fossil-fuel spin that talk you out of solar before you've seen the real WA figures.

Home energy assessment in Perth | WattMate