# 雷神之锤 vs 观己 · Becoming

The clearest difference is in-app purchases: 雷神之锤 at none against 观己 · Becoming's 2. 雷神之锤 also leads on iOS requirement (8.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 观己 · Becoming sells 2 one-off in-app purchases. 雷神之锤 asks for nothing beyond the download.

## The numbers

| Metric | 雷神之锤 | 观己 · Becoming |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 38 MB | 3 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [山东和远智能科技股份有限公司](https://appshunter.io/developer/1340752431) | [世明 梁](https://appshunter.io/developer/1896738261) |

## What reviewers say

### 雷神之锤

[App page](https://appshunter.io/ios/app/id1489443947)

**Features:** macOS Compatibility

**In-app purchases:** none


### 观己 · Becoming

[App page](https://appshunter.io/ios/app/becoming/id6770409043)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 早鸟支持 | $3.99 | one-time |
| 终身归处 | $12.99 | one-time |


## Frequently asked questions

### Is 雷神之锤 free?

雷神之锤 is free to download, with no in-app purchases.

### Is 观己 · Becoming free?

观己 · Becoming is free to download, with in-app purchases available.

### Do 雷神之锤 or 观己 · Becoming have ads?

Neither 雷神之锤 nor 观己 · Becoming shows ads.

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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.*