# J vs 云屋会议Rooms控制器

The clearest difference is iOS requirement: J at 8.0 against 云屋会议Rooms控制器's 13.0. 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.

J ships an update every 10 months, 云屋会议Rooms控制器 every 7 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | J | 云屋会议Rooms控制器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 7 months** |
| Size | 79 MB | 28 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Beijing Xunzhong Communication Technology Co., Ltd.](https://appshunter.io/developer/821439465) | [深圳云屋科技](https://appshunter.io/developer/787687120) |

## What reviewers say

### J

[App page](https://appshunter.io/ios/app/j-rooms-controller/id1536553888)

**In-app purchases:** none


### 云屋会议Rooms控制器

[App page](https://appshunter.io/ios/app/rooms/id6753127527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is J free?

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

### Is 云屋会议Rooms控制器 free?

云屋会议Rooms控制器 is free to download, with no in-app purchases.

### Do J or 云屋会议Rooms控制器 have ads?

Neither J nor 云屋会议Rooms控制器 shows ads.

### Which is updated more often, J or 云屋会议Rooms控制器?

J ships an update every 10 months, and 云屋会议Rooms控制器 every 7 months. Most recently, J was updated on October 27, 2026 and 云屋会议Rooms控制器 on October 28, 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.*