# 联塑智能试压 vs 金刚水印管理大师

The clearest difference is in-app purchases: 联塑智能试压 at none against 金刚水印管理大师's 3. 金刚水印管理大师's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. 金刚水印管理大师 sells 3 in-app purchases, starting at $8.99 per month. 联塑智能试压 asks for nothing beyond the download.

## The numbers

| Metric | 联塑智能试压 | 金刚水印管理大师 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Fortnightly |
| Size | 88 MB | 81 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Guangdong Wulian Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1459784944) | [Shenzhen Huateng Interactive Technology Co., Ltd.](https://appshunter.io/developer/1573923599) |

## What reviewers say

### 联塑智能试压

[App page](https://appshunter.io/ios/app/id1505517777)

**In-app purchases:** none


### 金刚水印管理大师

[App page](https://appshunter.io/ios/app/id6444204196)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员-¥58/月 | $8.99 | per month |
| 年会员-¥98/年 | $14.99 | per year |
| 终身会员-￥128 | $19.99 | one-time |


## Frequently asked questions

### Is 联塑智能试压 free?

联塑智能试压 is free to download, with no in-app purchases.

### Is 金刚水印管理大师 free?

金刚水印管理大师 is free to download, with in-app purchases available.

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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.*