# 百变时钟 vs 二维码扫码

The clearest difference is in-app purchases: 二维码扫码 at none against 百变时钟's 9. 百变时钟's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 百变时钟 sells 9 one-off in-app purchases. 二维码扫码 asks for nothing beyond the download.

## The numbers

| Metric | 百变时钟 | 二维码扫码 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 18 months |
| Size | 41 MB | 5 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建文 张](https://appshunter.io/developer/966113885) | [清波 张](https://appshunter.io/developer/850984076) |

## What reviewers say

### 百变时钟

[App page](https://appshunter.io/ios/app/id1434282577)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clock 3 | $0.99 | one-time |
| Clock 4 | $0.99 | one-time |
| Clock 5 | $0.99 | one-time |
| Clock 6 | $0.99 | one-time |
| Clock 7 | $0.99 | one-time |
| Clock 8 | $0.99 | one-time |
| Clock 10 | $0.99 | one-time |
| Clock 9 | $0.99 | one-time |
| Clock 11 | $0.99 | one-time |


### 二维码扫码

[App page](https://appshunter.io/ios/app/qrcode/id1660733991)

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

**In-app purchases:** none


## Frequently asked questions

### Is 百变时钟 free?

百变时钟 is free to download, with in-app purchases available.

### Is 二维码扫码 free?

二维码扫码 is free to download, with no in-app purchases.

### Do 百变时钟 or 二维码扫码 have ads?

二维码扫码 shows ads; 百变时钟 does not.

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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.*