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Real world results!
Great to see exactly how much of a difference renewable energy does for Rottnest!!
Archived App (Last seen on 30 Jul 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Explore Rottnest Island's sustainable energy system. This app provides a live overview of wind and solar power generation, consumption, and savings. Discover how renewable energy contributes to the island's self-sufficiency and learn ways to reduce your own ecological footprint.
✓Live energy overview (wind, solar, diesel)
✓Real-time solar irradiance and wind speed
✓Renewable surplus and desalination indicators
✓Environmental and economic savings estimates
✓Interactive island map of project elements
✓Visitor tips for reducing ecological footprint
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What's New in Rottnest Island Water and Renewable Energy Nexus
1.2.0
July 12, 2017
This app has been updated by Apple to display the Apple Watch app icon.
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FAQ
What is Rottnest WREN?
Rottnest WREN is an app that guides you through Rottnest Island's renewable energy scheme. It shows how wind and solar power, combined with advanced systems, make the island more self-sufficient and sustainable.
What information does the energy overview provide?
The energy overview page offers a live snapshot of power supplied by wind turbines, solar farms, and diesel generators, as well as consumption by the desalination plant. It also displays current solar irradiance and wind speed.
How does the 'Renewable Surplus' button work?
The 'Renewable Surplus' button lights up when more renewable energy is generated than used. This indicates it's a good time for island occupants to perform high-energy tasks like cooking or washing.
What kind of savings can I see in the app?
The app provides estimates of annual environmental and economic savings, including averted CO2 emissions, litres of diesel saved, and equivalent 'cars removed from the road'.
Does Rottnest WREN have ads?
No, Rottnest WREN does not contain advertisements. It is a free application focused on providing information about the island's energy project.
What devices is Rottnest WREN compatible with?
Rottnest WREN is available for iPhone, iPad, and iPod devices, supporting iOS operating systems.
How often is Rottnest WREN updated?
The app was last updated on July 12, 2017, with version 1.2.0. Further update frequency is not specified in the provided data.
What is the age rating for Rottnest WREN?
Rottnest WREN has an age rating of 4+, making it suitable for children and adults interested in learning about renewable energy.
