# Pro BMS vs BATTERY BT

The clearest difference is iOS requirement: BATTERY BT at 13.0 against Pro BMS's 15.6. On price, update cadence, ads 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 18, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Pro BMS | BATTERY BT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pro-bms/id6474855560/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 35 MB | 31 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) | [碧华 舒](https://appshunter.io/developer/1787849397) |

## What reviewers say

### Pro BMS

[App page](https://appshunter.io/ios/app/pro-bms/id6474855560)

This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.

**Highlights:** Real-time voltage and current measurement, Power, charge, and discharge capacity monitoring, Customizable protection functions (overvoltage, overcurrent, etc.), Color LCD display of comprehensive data, Voltage and current curve display and export, Mobile app control and communication

**Features:** macOS Compatibility

**In-app purchases:** none


### BATTERY BT

[App page](https://appshunter.io/ios/app/battery-bt/id6751628283)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pro BMS free?

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

### Is BATTERY BT free?

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

### Do Pro BMS or BATTERY BT have ads?

Neither Pro BMS nor BATTERY BT shows ads.

### Which is updated more often, Pro BMS or BATTERY BT?

Pro BMS ships an update every 2 months, and BATTERY BT every 2 months. Most recently, Pro BMS was updated on August 18, 2026 and BATTERY BT on September 18, 2026.

---

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