# 悟空计算器 vs 金刚水印管理大师

The clearest difference is price: 金刚水印管理大师 at Free against 悟空计算器's $0.99. 金刚水印管理大师 also leads on update cadence (fortnightly vs every 5 months). 悟空计算器's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

金刚水印管理大师 is free to download; 悟空计算器 costs $0.99 up front. 金刚水印管理大师 sells 3 in-app purchases, starting at $8.99 per month. 悟空计算器 asks for nothing beyond the download.

悟空计算器 ships an update every 5 months, 金刚水印管理大师 fortnightly. Both last shipped on October 27, 2026.

## The numbers

| Metric | 悟空计算器 | 金刚水印管理大师 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Fortnightly** |
| Size | 25 MB | 81 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [悟空科技](https://appshunter.io/developer/1237215923) | [Shenzhen Huateng Interactive Technology Co., Ltd.](https://appshunter.io/developer/1573923599) |

## What reviewers say

### 悟空计算器

[App page](https://appshunter.io/ios/app/id1515752397)

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

**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 悟空计算器 free?

悟空计算器 costs $0.99, 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.

### Do 悟空计算器 or 金刚水印管理大师 have ads?

金刚水印管理大师 shows ads; 悟空计算器 does not.

### Which is updated more often, 悟空计算器 or 金刚水印管理大师?

悟空计算器 ships an update every 5 months, and 金刚水印管理大师 fortnightly. Most recently, 悟空计算器 was updated on October 27, 2026 and 金刚水印管理大师 on October 27, 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.*