# YY BMS vs EN BMS

The clearest difference is iOS requirement: EN BMS at 11.0 against YY BMS's 15.0. 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.

YY BMS ships an update every 6 weeks, EN BMS every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | YY BMS | EN BMS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 30 MB | 41 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Yanyang IoT Technology Co., Ltd.](https://appshunter.io/developer/1573509034) | [瑾 王](https://appshunter.io/developer/1656509126) |

## What reviewers say

### YY BMS

[App page](https://appshunter.io/ios/app/yy-bms/id1574291362)

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

**In-app purchases:** none


### EN BMS

[App page](https://appshunter.io/ios/app/en-bms/id1661065493)

This app connects via Bluetooth to manage battery packs. It allows users to view battery status and read essential battery information in real-time.

**Highlights:** Bluetooth connectivity, Battery pack management, Real-time status viewing, Read battery information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is YY BMS free?

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

### Is EN BMS free?

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

### Do YY BMS or EN BMS have ads?

Neither YY BMS nor EN BMS shows ads.

### Which is updated more often, YY BMS or EN BMS?

YY BMS ships an update every 6 weeks, and EN BMS every 2 months. Most recently, YY BMS was updated on October 8, 2026 and EN BMS on October 1, 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.*