Büttner vs Be in charge (Legacy) Usage & Stats
Experience effortless control, management, setup, and updates for all your Büttner devices connected to the network with the Büttner Mobile App.
Control:
Gain real-time insights into Battery State of Charge (SoC), solar panel charging status, and appliances consumption, all conveniently accessible from your mobile phone.
Management:
Take charge of your devices by easily turning them on or off as needed. For instance, power down your batteries while your RV is parked with just a tap.
Setup:
Customize and configure your devices effortlessly with a single touch on your smartphone. For example, tailor the charging curve for your Büttner solar charger.
Firmware Update:
Effortlessly ensure your devices are always up to date using your smartphone and internet connection.
- Apple App Store
- Free
- Utilities
Store Rank
- -
*** This app is not compatible with newer Epsilon Batteries ***
Only compatible with the Epsilon 90Ah
* Please Note *
- This app no longer receives updates.
- You can download our new Super B - Be in Charge App, which supports your Epsilon and has all the new features!
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Use the Be in charge app for your Super B Epsilon battery. Keep track of the voltage, current and state of charge. Be in charge. Super B.
With this Super B battery monitoring app you have the Power to be Independent. This battery monitoring app puts you in control of the state of charge of your Epsilon battery. No more surprises.
The Super B Epsilon battery is designed to let you enjoy all the best features of Lithium Ion technology; very compact, lightweight, fast charging, and up to 10 times longer lifespan than traditional lead-acid batteries.
- Apple App Store
- Free
- Utilities
Store Rank
- -
Büttner VS. 
Be in charge (Legacy)September 4, 2026