# 正德簽核系統 vs 工程萬用相機

The clearest difference is device support: 工程萬用相機 at 2 against 正德簽核系統's —. 正德簽核系統's advantage is iOS requirement (12.0 vs 16.4). 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 | 正德簽核系統 | 工程萬用相機 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 days |
| Size | 30 MB | 41 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yen Chao Huang](https://appshunter.io/developer/1193875340) | [智服能股份有限公司](https://appshunter.io/developer/1869992880) |

## What reviewers say

### 正德簽核系統

[App page](https://appshunter.io/ios/app/id6446336486)

**In-app purchases:** none


### 工程萬用相機

[App page](https://appshunter.io/ios/app/id6803324381)

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

**In-app purchases:** none


## Frequently asked questions

### Is 正德簽核系統 free?

正德簽核系統 is free to download, with no in-app purchases.

### Is 工程萬用相機 free?

工程萬用相機 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.*