Kiwi Home Energy Twin
Live twin · Aotearoa homes

A Kiwi home, running live

A typical 3-bedroom weatherboard house. Change who lives there, how it's insulated and heated, and watch the power bill, the warmth of each room and the solar respond. Or run it on your own bill.

Snap your power bill

Run this house on your numbers

Add your latest power bill. We pull out your plan, prices and usage, you check them, then the twin runs on your prices and shows where you could save.

  1. Add bill
  2. Check numbers
  3. Run my house

Got a PDF bill? Take a screenshot of the page with your usage and prices.

Your bill is read once to pull out the numbers below, then discarded. We never see your name, address or account number. Nothing is stored, and you can correct every figure before it's used, in keeping with the NZ Privacy Act 2020.

A sample power bill from a made-up retailer, for trying this out
No bill handy?

Try a made-up bill from a made-up retailer. Same steps, no real details.

room temp: coldwarm
SIMULATED

Power now

0kW

Inside

0living °C
0bedrooms °C
0outside °C

Today so far

0kWh used
$0cost
0kWh solar

A year like this

0kWh
$0energy cost
0%home hours under 18°C
$0

Your household

What would save you the mosteach change on its own, for this household

Show the table: costs and payback

This simulated weekcost per day · people home