# 宏力保安電子假期管理系統(MSS eLMS) vs 窗安無事 WIN SAFE

The clearest difference is iOS requirement: 宏力保安電子假期管理系統(MSS eLMS) at 9.0 against 窗安無事 WIN SAFE's 12.0. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 14, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 宏力保安電子假期管理系統(MSS eLMS) | 窗安無事 WIN SAFE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 61 MB | 69 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Megastrength Security Services Company Limited](https://appshunter.io/developer/1564069835) | [Buildings Department, HKSARG](https://appshunter.io/developer/888159754) |

## What reviewers say

### 宏力保安電子假期管理系統(MSS eLMS)

[App page](https://appshunter.io/ios/app/mss-elms/id1564069833)

**Features:** macOS Compatibility

**In-app purchases:** none


### 窗安無事 WIN SAFE

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 宏力保安電子假期管理系統(MSS eLMS) free?

宏力保安電子假期管理系統(MSS eLMS) is free to download, with no in-app purchases.

### Is 窗安無事 WIN SAFE free?

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

### Do 宏力保安電子假期管理系統(MSS eLMS) or 窗安無事 WIN SAFE have ads?

Neither 宏力保安電子假期管理系統(MSS eLMS) nor 窗安無事 WIN SAFE shows ads.

### Which is updated more often, 宏力保安電子假期管理系統(MSS eLMS) or 窗安無事 WIN SAFE?

宏力保安電子假期管理系統(MSS eLMS) ships an update every 2 months, and 窗安無事 WIN SAFE every 2 months. Most recently, 宏力保安電子假期管理系統(MSS eLMS) was updated on September 14, 2026 and 窗安無事 WIN SAFE on September 11, 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.*