# RBT BMS vs XYDL

The clearest difference is iOS requirement: RBT BMS at 12.0 against XYDL'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.

RBT BMS ships an update every 7 months, XYDL every 6 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | RBT BMS | XYDL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Size | 40 MB | 30 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [观发 黄](https://appshunter.io/developer/1770670688) | [秋荣 莫](https://appshunter.io/developer/1838503122) |

## What reviewers say

### RBT BMS

[App page](https://appshunter.io/ios/app/rbt-bms/id6737222187)

**Features:** macOS Compatibility

**In-app purchases:** none


### XYDL

[App page](https://appshunter.io/ios/app/xydl-bms/id6755111453)

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

**In-app purchases:** none


## Frequently asked questions

### Is RBT BMS free?

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

### Is XYDL free?

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

### Do RBT BMS or XYDL have ads?

Neither RBT BMS nor XYDL shows ads.

### Which is updated more often, RBT BMS or XYDL?

RBT BMS ships an update every 7 months, and XYDL every 6 months. Most recently, RBT BMS was updated on October 30, 2026 and XYDL on October 30, 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.*