# RBT BMS vs YM SMART

The clearest difference is update cadence: YM SMART at every 3 months against RBT BMS's every 7 months. 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.

RBT BMS ships an update every 7 months, YM SMART every 3 months. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | RBT BMS | YM SMART |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 40 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [观发 黄](https://appshunter.io/developer/1770670688) | [Shenzhen Anzhilande Technology Co., Ltd.](https://appshunter.io/developer/1704477292) |

## What reviewers say

### RBT BMS

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

**Features:** macOS Compatibility

**In-app purchases:** none


### YM SMART

[App page](https://appshunter.io/ios/app/ym-smart/id6789465012)

**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 YM SMART free?

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

### Do RBT BMS or YM SMART have ads?

Neither RBT BMS nor YM SMART shows ads.

### Which is updated more often, RBT BMS or YM SMART?

RBT BMS ships an update every 7 months, and YM SMART every 3 months. Most recently, RBT BMS was updated on October 2, 2026 and YM SMART on October 4, 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.*