# Cellmetry — Battery monitoring

> Battery monitoring (iPhone/iPad app by Oyvind Brantenberg.)

- Source: https://appshunter.io/ios/app/cellmetry/id6787666267 (this page in markdown: same URL + `.md`)
- Developer: [Oyvind Brantenberg](https://appshunter.io/developer/1788965164)
- Category: Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 18.6 · 3 MB
- Languages: German (Germany), American English, Norwegian Bokmål, Swedish, European Spanish
- Released: 2026-07-13
- Data updated: 2026-08-17
- User reviews in markdown: https://appshunter.io/ios/app/cellmetry/id6787666267/reviews.md

## What is Cellmetry?

Cellmetry turns your phone into a full dashboard for your battery. Connect over Bluetooth and see everything in real time

LIVE OVERVIEW
• Charge level, voltage, current and power
• Estimated time remaining and time until full
• Charging and discharging status

CELLS AND TEMPERATURE
• Voltage per cell with highest, lowest and difference
• Cell balancing status
• Temperatures from battery and electronics

ALARMS YOU UNDERSTAND
• Alerts for over/under-voltage, temperature and over-current
• Plain-language explanation of what it means, what to do and what to avoid

HISTORY
• Charts for voltage, current and charge level
• Day, week and month
• Energy in/out and charge sessions logged automatically

Works with many LiFePO4 and lithium batteries with a built-in BMS


## Version history (last 1 release)

### 1.01 — 2026-07-13

No release notes.

## More apps by Oyvind Brantenberg

- [Mr.Moji](https://appshunter.io/ios/app/mrmoji/id6741008694)
- [New-Day](https://appshunter.io/ios/app/new-day/id6741027963)
- [Mr Sudoku](https://appshunter.io/ios/app/mr-sudoku/id6741437395)
- [TwinEmoji](https://appshunter.io/ios/app/twinemoji/id6742199199)
- [CamperBuddy](https://appshunter.io/ios/app/camperbuddy/id6742335286)
- [Sun-Path](https://appshunter.io/ios/app/sun-path/id6745457856)

All apps by Oyvind Brantenberg: https://appshunter.io/developer/1788965164

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-17.*