# PP论文查重 vs 粽子

The clearest difference is in-app purchases: 粽子 at none against PP论文查重's 10. PP论文查重's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. PP论文查重 sells 4 one-off in-app purchases. 粽子 asks for nothing beyond the download.

PP论文查重 ships an update every 3 weeks, 粽子 every 2 months. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PP论文查重 | 粽子 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 42 MB | 530 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [北京知风科技有限公司](https://appshunter.io/developer/1548901903) | [杭州峻江信息技术有限公司](https://appshunter.io/developer/6789799143) |

## What reviewers say

### PP论文查重

[App page](https://appshunter.io/ios/app/pp/id1548901901)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 论文服务费用 | $49.99 | one-time |
| 论文服务费用 | $59.99 | one-time |
| 论文服务费用 | $69.99 | one-time |
| 论文服务费用 | $79.99 | one-time |


### 粽子

[App page](https://appshunter.io/ios/app/id6789798961)

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

**In-app purchases:** none


## Frequently asked questions

### Is PP论文查重 free?

PP论文查重 is free to download, with in-app purchases available.

### Is 粽子 free?

粽子 is free to download, with no in-app purchases.

### Do PP论文查重 or 粽子 have ads?

Neither PP论文查重 nor 粽子 shows ads.

### Which is updated more often, PP论文查重 or 粽子?

PP论文查重 ships an update every 3 weeks, and 粽子 every 2 months. Most recently, PP论文查重 was updated on October 5, 2026 and 粽子 on October 7, 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.*