# BMS vs Pro BMS

The clearest difference is rating: BMS at 5.0 against Pro BMS's 1.0. 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.

BMS holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 23, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | BMS | Pro BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bms-tool/id6471949475/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/pro-bms/id6474855560/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 40 MB | 35 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [秀丽 唐](https://appshunter.io/developer/1715570419) | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) |

## What reviewers say

### BMS

[App page](https://appshunter.io/ios/app/bms-tool/id6471949475)

Monitor and manage your device's battery health with real-time data, historical records, and customizable alerts for over-charge, over-discharge, and temperature. Connect locally via Bluetooth or remotely via Wi-Fi to track battery status, cell performance, and potential issues.

**Highlights:** Real-time battery data (current, voltage, SOC, SOH), Cell-level monitoring, Historical alarm and protection records, Customizable warning values, Bluetooth and Wi-Fi connectivity, Device sharing and management

**In-app purchases:** none


### 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


## Frequently asked questions

### Is BMS free?

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

### Is Pro BMS free?

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

### Which has better reviews, BMS or Pro BMS?

BMS is rated higher. BMS averages 5.0 out of 5 from 1 ratings, while Pro BMS averages 1.0 from 1 ratings.

### Do BMS or Pro BMS have ads?

Neither BMS nor Pro BMS shows ads.

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

BMS ships an update every 2 months, and Pro BMS every 2 months. Most recently, BMS was updated on September 23, 2026 and Pro BMS on September 27, 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.*