# Battery Tracker BTR vs Mister Battery

The clearest difference is price: Battery Tracker BTR at Free against Mister Battery's $2.99. Battery Tracker BTR also leads on iOS requirement (8.0 vs 11.0). Mister Battery's advantage is rating (4.5 vs 3.0) and review sentiment (68% vs 26%). On ads, in-app purchases and monetization model there is nothing between them.

Battery Tracker BTR is free to download; Mister Battery costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mister Battery holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Mister Battery has 410 ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 26% of Battery Tracker BTR's written reviews are positive against 68% of Mister Battery's.

Battery Tracker BTR ships an update every 2 months, Mister Battery monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Battery Tracker BTR | Mister Battery |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [3.0 (22 ratings)](https://appshunter.io/ios/app/battery-tracker-btr/id1450596783/reviews) | **[4.5 (410 ratings)](https://appshunter.io/ios/app/mister-battery/id1456081350/reviews)** |
| Number of ratings | 22 | **410** |
| Positive reviews | 26.3% of reviews | **67.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 20 MB | 25 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Antigravity Batteries LLC](https://appshunter.io/developer/1450596782) | [He Zhou](https://appshunter.io/developer/1022719718) |

## What reviewers say

### Battery Tracker BTR

[App page](https://appshunter.io/ios/app/battery-tracker-btr/id1450596783)

Monitor your vehicle's battery health in real-time. This app displays live voltage readings and tests your car's cranking and charging systems. All data is accessible on your mobile device via Bluetooth connection.

**Highlights:** Real-time voltage display, Cranking system testing, Charging system testing, Bluetooth connectivity, Mobile data display

**Features:** macOS Compatibility

**In-app purchases:** none


### Mister Battery

[App page](https://appshunter.io/ios/app/mister-battery/id1456081350)

Optimize your device's charging by identifying the fastest and most efficient charger and cable combinations. Track charging sessions to compare performance and ensure your device supports fast charging technologies like PD.

**Highlights:** Measure maximum charging watts, Track charging duration and effect, Calculate charge speed, Check PD support, Compare charging device combinations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful for testing chargers
- 👍 Provides useful information
- 👍 No ads or clutter
- 👍 Good for checking wattage
- 👍 Simple and easy to use

**What reviewers complain about**

- 👎 Does not work for some users
- 👎 Inaccurate wattage readings
- 👎 Not compatible with all devices/chargers
- 👎 Lacks instructions/guidance
- 👎 Paid app with no results

**Reported bugs**

- App does not record test or give info
- Icons in top menu bar are cropped and unclickable
- App crashes when trying to name chargers
- Test never ends for some users
- Dark mode not working, text unreadable

**Requested features**

- Add charging process curve/numerical display
- Add total charging duration
- Add charging power change graph or detailed classification
- Add charging rate 2D curve on main interface
- Add charging time and voltage curve


## Frequently asked questions

### Is Battery Tracker BTR free?

Battery Tracker BTR is free to download, with no in-app purchases.

### Is Mister Battery free?

Mister Battery costs $2.99, with no in-app purchases.

### Which has better reviews, Battery Tracker BTR or Mister Battery?

Mister Battery is rated higher. Battery Tracker BTR averages 3.0 out of 5 from 22 ratings, while Mister Battery averages 4.5 from 410 ratings.

### Do Battery Tracker BTR or Mister Battery have ads?

Neither Battery Tracker BTR nor Mister Battery shows ads.

### Which is updated more often, Battery Tracker BTR or Mister Battery?

Battery Tracker BTR ships an update every 2 months, and Mister Battery monthly. Most recently, Battery Tracker BTR was updated on October 24, 2026 and Mister Battery on October 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*