# GBMS vs Precision Power

The clearest difference is device support: GBMS at 3 against Precision Power's —. Precision Power's advantage is iOS requirement (12.0 vs 15.5). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | GBMS | Precision Power |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/precision-power/id6502640903/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 5 weeks | — |
| Monetization | — | Free |
| Size | 64 MB | 21 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Hunan Ginkgo Data Technology Co., Ltd.](https://appshunter.io/developer/1525473030) | [Precision Sonar](https://appshunter.io/developer/1746297353) |

## What reviewers say

### GBMS

[App page](https://appshunter.io/ios/app/gbms/id6448909828)

**Features:** Vision Pro support

**In-app purchases:** none


### Precision Power

[App page](https://appshunter.io/ios/app/precision-power/id6502640903)

Monitor your lithium battery's performance directly from your phone. View detailed information like charge level, voltage, capacity, and temperature. Connect via Bluetooth 5.0 for real-time data and device settings.

**Highlights:** Direct battery monitoring from BMS, Real-time battery information display, Bluetooth 5.0 connectivity, Device settings access, Charge/discharge switch

**In-app purchases:** none


## Frequently asked questions

### Is GBMS free?

GBMS is free to download, with no in-app purchases.

### Is Precision Power free?

Precision Power is free to download, with no in-app purchases.

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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.*