# Battery Internal Resistance — Calculator

> Calculator (iPhone/iPad app by Viet Hoang.)

- Source: https://appshunter.io/ios/app/battery-internal-resistance/id6478009129 (this page in markdown: same URL + `.md`)
- Developer: [Viet Hoang](https://appshunter.io/developer/1444382961)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 28 MB
- Languages: English
- Released: 2024-02-16
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/battery-internal-resistance/id6478009129/reviews.md

## What is Battery Internal Resistance?

Effortlessly gauge battery health and performance by calculating internal resistance with precision.


## Version history (last 1 release)

### 1.0 — 2024-02-16

No release notes.

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All apps by Viet Hoang: https://appshunter.io/developer/1444382961

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*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 2026-05-15.*