Powerwall Companion

3.8
58 reviews
5K+
Downloads
Content rating
Everyone
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About this app

Turn your old phone into a dashboard for monitoring your Tesla Powerwall battery, solar generation and home energy use! This app provides an always-on, glanceable view of your household energy use, storage and generation. Requires a Tesla Powerwall 2 battery system.

Note, this is an unofficial community app, not developed, endorsed or supported by Tesla.
Updated on
Jul 5, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

Ratings and reviews

3.6
45 reviews
Geoff Weir
February 6, 2024
Love the app which is on a W11 desktop. But since the last update it's asking me to sign in after every computer restart, which it didn't used to. App version is 5.2.0.0. Update 4 Feb - The sign-in issue seems to have been fixed now in version 5.3.1.0. Thank you. Update 6 Feb - oh dear, it's been asking for daily sign-ins the last 2 days.
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Thirty Hippos
February 6, 2024
Thanks for the review. I needed to make changes to the authentication as a result of changes on Tesla's side but I haven't seen the behaviour you described, but I will investigate. Thanks for the update, I found an issue here, fix coming soon.
Wayne Man
February 19, 2024
Great app, to turn an old phone into a Powerwall IHD. Only small suggestion is to allow us to move components around on screen to use some of the blank space.
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Thirty Hippos
February 19, 2024
Thanks for the review and for the feedback! I've tried to make the app make the most of different screen sizes and dimensions, but given the wide variety of devices available I'm not surprised it's not always perfect. If you can send me details on the device you used and possibly a screenshot of what the app looks like, I can try to improve it.
Fred Nurk
March 21, 2024
The app is great but today it only show 'NaN' inside the gauge with no level. It is the same in my windows version. The windows version also no longer shows information under the battery tab. I hope this can be fixed.
3 people found this review helpful
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Thirty Hippos
March 21, 2024
Sorry Tesla made a surprise change to the API. Fix will be coming in the next 24 hours.

What's new

Minor fixes