6.38K reviews
Content rating
PEGI 3
1M+
Downloads
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About this app

With the Fronius Solar.web App you have many useful features:

- Useful display of live data of your PV system
- Historical energy data in form of various time intervals
- Expected generation data of your PV system*
- Extended weather data*
- Battery management with the Battery control and Energy Cost Assitant feature*
- Adjust your device settings (i.e. Battery max. SoC)**
- Evaluation and analysis of your earnings
- Viewing the components of your PV system
- Useful Widgets for your Home Screen

* Depends on your PV system configuration (Devices i.e. Smart Meter, Battery, ...) and Solar.web Premium subscription (Chargeable subscription).
** Fronius GEN24, Verto or Tauro needed. Minimal required firmware version 1.40.8-1 or higher
Keep an eye on your PV system at all times, wherever you are.
Updated on
Sep 30, 2026

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.
  • This app may share these data types with third parties
    Personal info, App activity and 2 others
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

6.07K reviews
Etienne Rugeri
March 21, 2023
Looks like no one at Fronius is using this app for their own needs as otherwise they would not tolerate such buggy screens. As new versions come, there are more and more bugs, data is not displayed, refreshed, screen shows missing data all the time, if you refresh data is displayed but the previous one disappear. It looks like the app is not a focus internally and is developed by people that don't care nor test their work.
10 people found this review helpful
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Mike N (MTB)
September 17, 2026
Getting really annoying how frequently I have to login in recent months, now have to login at least once a day. used to be weeks between logins. For the battery control, needs a "charge for n hours" dropdown rather than just charge until full. Also need a "start discharging at hh:mm" so you can charge in the evening but then starts the discharge while you sleep, knowing it will have enough power to reach the morning.
3 people found this review helpful
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Omkar Wakankar
August 9, 2026
I like the app because it shows really important information about my solar energy. However since last few months, it has started logging me out after every few minutes. Not sure if it is a bug or changed process but it is really annoying.
2 people found this review helpful
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Fronius International GmbH
August 10, 2026
Hello, we’re sorry that the app isn’t working as usual for you. Please contact us directly by email at support@fronius.com and provide the following information so we can assist you as quickly as possible: Smartphone model Operating system / version Solar.web version Smartphone browser / version Thank you, and best regards, Your Fronius Team

What’s new

- Bug fixing and performance improvements