# YY BMS vs FM BMS

The clearest difference is update cadence: FM BMS at fortnightly against YY BMS's every 6 weeks. FM BMS also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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, FM BMS fortnightly. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | YY BMS | FM BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 30 MB | 37 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Yanyang IoT Technology Co., Ltd.](https://appshunter.io/developer/1573509034) | [蓓 徐](https://appshunter.io/developer/1773379678) |

## 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


### FM BMS

[App page](https://appshunter.io/ios/app/fm-bms/id1616529061)

**In-app purchases:** none


## Frequently asked questions

### Is YY BMS free?

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

### Is FM BMS free?

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

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

Neither YY BMS nor FM BMS shows ads.

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

YY BMS ships an update every 6 weeks, and FM BMS fortnightly. Most recently, YY BMS was updated on October 8, 2026 and FM BMS on October 10, 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.*