# 宇扬星蓝牙助手 vs 极空BMS

宇扬星蓝牙助手 and 极空BMS both sit at 3.5 stars, but that hides the real split: 34% of 极空BMS's written reviews are positive against 0% of 宇扬星蓝牙助手's. 极空BMS also leads on update cadence (every 3 weeks vs every 14 months) and ratings volume (38 vs 2). 宇扬星蓝牙助手's advantage is iOS requirement (7.0 vs 17). On price, rating, 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.

On the App Store both sit at effectively the same score — 3.5 for 宇扬星蓝牙助手 against 3.4 for 极空BMS. That said, the two scores are not equally well evidenced: 极空BMS has 38 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 0% of 宇扬星蓝牙助手's written reviews are positive against 34% of 极空BMS's.

宇扬星蓝牙助手 ships an update every 14 months, 极空BMS every 3 weeks. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 宇扬星蓝牙助手 | 极空BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/id915709638/reviews)** | [3.4 (38 ratings)](https://appshunter.io/ios/app/bms/id1425725691/reviews) |
| Number of ratings | 2 | **38** |
| Positive reviews | 0.0% of reviews | **34.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 36 MB |
| Requires iOS | **7.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Hangzhou YuYang Technology Co., LTD.](https://appshunter.io/developer/915709641) | [鹏 张](https://appshunter.io/developer/1425725690) |

## What reviewers say

### 宇扬星蓝牙助手

[App page](https://appshunter.io/ios/app/id915709638)

**Features:** macOS Compatibility

**In-app purchases:** none


### 极空BMS

[App page](https://appshunter.io/ios/app/bms/id1425725691)

This application connects to a battery management system's active equalizer via Bluetooth. It allows for real-time monitoring of parameters and control over equipment settings.

**Highlights:** Real-time status monitoring, Operating parameter settings, Battery management system equipment control, Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 宇扬星蓝牙助手 free?

宇扬星蓝牙助手 is free to download, with no in-app purchases.

### Is 极空BMS free?

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

### Which has better reviews, 宇扬星蓝牙助手 or 极空BMS?

宇扬星蓝牙助手 is rated higher. 宇扬星蓝牙助手 averages 3.5 out of 5 from 2 ratings, while 极空BMS averages 3.4 from 38 ratings.

### Do 宇扬星蓝牙助手 or 极空BMS have ads?

Neither 宇扬星蓝牙助手 nor 极空BMS shows ads.

### Which is updated more often, 宇扬星蓝牙助手 or 极空BMS?

宇扬星蓝牙助手 ships an update every 14 months, and 极空BMS every 3 weeks. Most recently, 宇扬星蓝牙助手 was updated on November 6, 2026 and 极空BMS on November 2, 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.*