Ohmmu

Ohmmu

Battery Monitor

11 ratings
3 reviews

Archived App (Last seen on 11 Sep 2025)

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.

Details

  • Released
  • Updated
  • September 26, 2022
  • June 30, 2023

Features

Ohmmu screenshot #1 for iPhone
Ohmmu screenshot #2 for iPhone
Ohmmu screenshot #3 for iPhone
Ohmmu screenshot #4 for iPhone
Ohmmu screenshot #5 for iPhone
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About

Monitor the health and performance of your 12V LFP batteries with Bluetooth-enabled BMS. View state of charge, cell voltage, temperature, and amp input/output. Perform battery resets and prepare for future BMS reprogramming.

State of Charge monitoring
Battery health status
Per cell voltage
Amp input/output
Temperature monitoring
Battery resets
Show original description

What's New in Ohmmu

2.0

June 30, 2023

The user can choose which configuration settings to download and also send their current configuration settings to Ohmmu for troubleshooting.

User reviews

PLEASE add security

Password, Pin, just anything. Please.

Security

Please add password or other protection to the bluetooth access.

No protection from potential hacker

Anyone can go near my car, connect to the battery, disable charging and discharging. Potentially, a hazardous situation. Please add a PIN code to access it.

Developer apps

FAQ

What devices does Ohmmu support?

Ohmmu is available for iPhone and iPad. It requires iOS 13.0 or later.

How often is Ohmmu updated?

The latest version, 2.0, was released on June 30, 2023. Updates are provided by Ohmmu LLC to enhance functionality and compatibility.

What information can I see with Ohmmu?

You can monitor the State Of Charge, battery health, total and per cell voltage, amp input/output, and temperature status of your compatible batteries.

Can Ohmmu be used to reset my battery?

Yes, Ohmmu is used to perform battery resets. Future updates will also allow for BMS setting reprogramming.

Is Ohmmu suitable for off-grid applications like RVs or boats?

Yes, Ohmmu is designed for 12V LFP batteries with Bluetooth BMS and will include compatibility with Ohmmu Smart devices for a seamless mobile smart-RV/boat experience in future updates.

What is the user rating for Ohmmu?

Ohmmu has a rating of 3.9 stars based on 11 ratings, indicating generally positive user experiences.

Does Ohmmu have ads?

No, Ohmmu does not contain advertisements. It is a free application.

What is the age rating for Ohmmu?

Ohmmu has an age rating of 4+, making it suitable for a wide range of users.