# 保全系統 vs M+ Meet

The clearest difference is update cadence: M+ Meet at every 3 weeks against 保全系統's every 9 months. 保全系統's advantage is iOS requirement (9.0 vs 15.0). 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.

保全系統 ships an update every 9 months, M+ Meet every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 保全系統 | M+ Meet |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Size | 88 MB | 106 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [中鋼保全股份有限公司](https://appshunter.io/developer/1111498026) | [Taiwan Mobile Co., Ltd.](https://appshunter.io/developer/386942698) |

## What reviewers say

### 保全系統

[App page](https://appshunter.io/ios/app/id1356973361)

**Features:** macOS Compatibility

**In-app purchases:** none


### M+ Meet

[App page](https://appshunter.io/ios/app/m-plus-meet/id1660698789)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 保全系統 free?

保全系統 is free to download, with no in-app purchases.

### Is M+ Meet free?

M+ Meet is free to download, with no in-app purchases.

### Do 保全系統 or M+ Meet have ads?

Neither 保全系統 nor M+ Meet shows ads.

### Which is updated more often, 保全系統 or M+ Meet?

保全系統 ships an update every 9 months, and M+ Meet every 3 weeks. Most recently, 保全系統 was updated on November 2, 2026 and M+ Meet on November 3, 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.*