# KJSR vs 座椅舒适控制

The clearest difference is update cadence: KJSR at every 2 months against 座椅舒适控制's every 4 months. 座椅舒适控制's advantage is iOS requirement (13.0 vs 15.6). 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.

KJSR ships an update every 2 months, 座椅舒适控制 every 4 months. The most recent releases landed on September 12, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | KJSR | 座椅舒适控制 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 46 MB | 23 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [深圳市创艺慧云信息有限公司](https://appshunter.io/developer/1069607179) | [海均 敖](https://appshunter.io/developer/1706516256) |

## What reviewers say

### KJSR

[App page](https://appshunter.io/ios/app/kjsr/id1168901858)

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

**In-app purchases:** none


### 座椅舒适控制

[App page](https://appshunter.io/ios/app/id6757808321)

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

**In-app purchases:** none


## Frequently asked questions

### Is KJSR free?

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

### Is 座椅舒适控制 free?

座椅舒适控制 is free to download, with no in-app purchases.

### Do KJSR or 座椅舒适控制 have ads?

Neither KJSR nor 座椅舒适控制 shows ads.

### Which is updated more often, KJSR or 座椅舒适控制?

KJSR ships an update every 2 months, and 座椅舒适控制 every 4 months. Most recently, KJSR was updated on September 12, 2026 and 座椅舒适控制 on September 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.*