# 优云e服 vs 水晶盾

The clearest difference is update cadence: 水晶盾 at every 3 weeks against 优云e服's every 3 months. 优云e服's advantage is iOS requirement (12.0 vs 14.0). 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.

优云e服 ships an update every 3 months, 水晶盾 every 3 weeks. The most recent releases landed on October 5, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | 优云e服 | 水晶盾 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 122 MB | 47 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Hengshi Computer Information Technology Co., Ltd.](https://appshunter.io/developer/1121846939) | [M (Nanjing) Digital Techonology Co., Ltd.](https://appshunter.io/developer/1719631787) |

## What reviewers say

### 优云e服

[App page](https://appshunter.io/ios/app/e/id1453796937)

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

**In-app purchases:** none


### 水晶盾

[App page](https://appshunter.io/ios/app/id1504081283)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 优云e服 free?

优云e服 is free to download, with no in-app purchases.

### Is 水晶盾 free?

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

### Do 优云e服 or 水晶盾 have ads?

Neither 优云e服 nor 水晶盾 shows ads.

### Which is updated more often, 优云e服 or 水晶盾?

优云e服 ships an update every 3 months, and 水晶盾 every 3 weeks. Most recently, 优云e服 was updated on October 5, 2026 and 水晶盾 on July 5, 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.*