# 极空BMS vs 欣易联

The clearest difference is rating: 极空BMS at 3.4 against 欣易联's 2.2. 极空BMS also leads on review sentiment (34% vs 17%). 欣易联's advantage is iOS requirement (15.5 vs 17). 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.

极空BMS holds the better App Store score, 3.4 against 2.2. Both are backed by a comparable volume of ratings — 38 and 24 respectively. Written reviews point the same way: 34% of 极空BMS's written reviews are positive against 17% of 欣易联's.

极空BMS ships an update every 3 weeks, 欣易联 every 4 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 极空BMS | 欣易联 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (38 ratings)](https://appshunter.io/ios/app/bms/id1425725691/reviews)** | [2.2 (24 ratings)](https://appshunter.io/ios/app/id1446973616/reviews) |
| Number of ratings | **38** | 24 |
| Positive reviews | **34.3% of reviews** | 17.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free | — |
| Size | 36 MB | 54 MB |
| Requires iOS | 17 | **15.5** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [鹏 张](https://appshunter.io/developer/1425725690) | [建 王](https://appshunter.io/developer/1446973615) |

## What reviewers say

### 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


### 欣易联

[App page](https://appshunter.io/ios/app/id1446973616)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 极空BMS free?

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

### Is 欣易联 free?

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

### Which has better reviews, 极空BMS or 欣易联?

极空BMS is rated higher. 极空BMS averages 3.4 out of 5 from 38 ratings, while 欣易联 averages 2.2 from 24 ratings.

### Do 极空BMS or 欣易联 have ads?

Neither 极空BMS nor 欣易联 shows ads.

### Which is updated more often, 极空BMS or 欣易联?

极空BMS ships an update every 3 weeks, and 欣易联 every 4 weeks. Most recently, 极空BMS was updated on October 23, 2026 and 欣易联 on October 24, 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.*