# Join vs 智能關懷系統

The clearest difference is device support: Join at 3 against 智能關懷系統's —. 智能關懷系統's advantage is iOS requirement (9.3 vs 15.6). On price 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.

## The numbers

| Metric | Join | 智能關懷系統 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 40 MB | 11 MB |
| Requires iOS | 15.6 | **9.3** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [JETEC ELECTRONIC CO., LTD.](https://appshunter.io/developer/1441521339) | [文基 周](https://appshunter.io/developer/1675794304) |

## What reviewers say

### Join

[App page](https://appshunter.io/ios/app/join-system/id1539826228)

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

**In-app purchases:** none


### 智能關懷系統

[App page](https://appshunter.io/ios/app/id6477527734)

**In-app purchases:** none


## Frequently asked questions

### Is Join free?

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

### Is 智能關懷系統 free?

智能關懷系統 is free to download, with no in-app purchases.

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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.*