# Battery Tracker BTR vs ANCEL BM300 Pro

The clearest difference is rating: Battery Tracker BTR at 3.0 against ANCEL BM300 Pro's 2.8. Battery Tracker BTR also leads on iOS requirement (8.0 vs 15.6). ANCEL BM300 Pro's advantage is review sentiment (37% vs 26%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Battery Tracker BTR holds the better App Store score, 3.0 against 2.8. Both are backed by a comparable volume of ratings — 22 and 23 respectively. Written reviews complicate that: 26% of Battery Tracker BTR's written reviews are positive against 37% of ANCEL BM300 Pro's, so the app with the better star average is not the one people write more warmly about.

Battery Tracker BTR ships an update every 2 months, ANCEL BM300 Pro monthly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Battery Tracker BTR | ANCEL BM300 Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (22 ratings)](https://appshunter.io/ios/app/battery-tracker-btr/id1450596783/reviews)** | [2.8 (23 ratings)](https://appshunter.io/ios/app/ancel-bm300-pro/id6476840644/reviews) |
| Number of ratings | 22 | **23** |
| Positive reviews | 26.3% of reviews | **36.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 20 MB | 68 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Antigravity Batteries LLC](https://appshunter.io/developer/1450596782) | [OBDSPACE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1434956144) |

## 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


### ANCEL BM300 Pro

[App page](https://appshunter.io/ios/app/ancel-bm300-pro/id6476840644)

This app monitors 6V, 12V, and 24V batteries, allowing simultaneous tracking of up to four. It provides insights into battery health by testing startup and charging system voltage, and accurately records vehicle start and stop times. All data is accessible on your phone via Bluetooth for easy vehicle battery management.

**Highlights:** Monitors 6V, 12V, 24V batteries, Simultaneous monitoring of four batteries, Tests startup and charging system voltage, Records vehicle start/stop times, Bluetooth data display on phone, Vehicle battery power management

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

**In-app purchases:** none


## Frequently asked questions

### Is Battery Tracker BTR free?

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

### Is ANCEL BM300 Pro free?

ANCEL BM300 Pro is free to download, with no in-app purchases.

### Which has better reviews, Battery Tracker BTR or ANCEL BM300 Pro?

Battery Tracker BTR is rated higher. Battery Tracker BTR averages 3.0 out of 5 from 22 ratings, while ANCEL BM300 Pro averages 2.8 from 23 ratings.

### Do Battery Tracker BTR or ANCEL BM300 Pro have ads?

Neither Battery Tracker BTR nor ANCEL BM300 Pro shows ads.

### Which is updated more often, Battery Tracker BTR or ANCEL BM300 Pro?

Battery Tracker BTR ships an update every 2 months, and ANCEL BM300 Pro monthly. Most recently, Battery Tracker BTR was updated on October 24, 2026 and ANCEL BM300 Pro on October 21, 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.*