# 窗安無事 WIN SAFE vs 修得妥

The clearest difference is update cadence: 修得妥 at every 3 weeks against 窗安無事 WIN SAFE's every 2 months. 修得妥 also leads on iOS requirement (9.0 vs 12.0). 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.

窗安無事 WIN SAFE ships an update every 2 months, 修得妥 every 3 weeks. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 窗安無事 WIN SAFE | 修得妥 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 69 MB | 33 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Buildings Department, HKSARG](https://appshunter.io/developer/888159754) | [ARTINAT TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1602984914) |

## What reviewers say

### 窗安無事 WIN SAFE

[App page](https://appshunter.io/ios/app/win-safe/id1616494423)

**Features:** macOS Compatibility

**In-app purchases:** none


### 修得妥

[App page](https://appshunter.io/ios/app/id1617464057)

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

**In-app purchases:** none


## Frequently asked questions

### Is 窗安無事 WIN SAFE free?

窗安無事 WIN SAFE is free to download, with no in-app purchases.

### Is 修得妥 free?

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

### Do 窗安無事 WIN SAFE or 修得妥 have ads?

Neither 窗安無事 WIN SAFE nor 修得妥 shows ads.

### Which is updated more often, 窗安無事 WIN SAFE or 修得妥?

窗安無事 WIN SAFE ships an update every 2 months, and 修得妥 every 3 weeks. Most recently, 窗安無事 WIN SAFE was updated on October 16, 2026 and 修得妥 on October 19, 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.*