# 快刀 vs Plagiarism Checker | Detect AI

The clearest difference is in-app purchases: 快刀 at none against Plagiarism Checker | Detect AI's 7. 快刀 also leads on iOS requirement (12.0 vs 15.6). Plagiarism Checker | Detect AI's advantage is device support. On price there is nothing between them.

Both are free to download. Plagiarism Checker | Detect AI sells 7 in-app purchases, starting at $4.99 per 7 days. 快刀 asks for nothing beyond the download.

## The numbers

| Metric | 快刀 | Plagiarism Checker | Detect AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 57 MB | 88 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | — | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 9+ |
| Developer | [Wuxi Yintibao Information Technology Co., Ltd](https://appshunter.io/developer/1652256159) | [Conteza LLC](https://appshunter.io/developer/1789506252) |

## What reviewers say

### 快刀

[App page](https://appshunter.io/ios/app/id6498545006)

**In-app purchases:** none


### Plagiarism Checker | Detect AI

[App page](https://appshunter.io/ios/app/plagiarism-checker-detect-ai/id6756061717)

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium Access | $4.99 | per 7 days |
| Get Weekly Premium Access | $4.99 | per 7 days |
| Monthly Premium | $12.99 | per month |
| Get Premium Access | $14.99 | per month |
| Quarterly plan | $17.99 | per 3 months |
| Get Yearly Premium Access | $34.99 | per year |
| get 5000 words | $2.99 | one-time |


## Frequently asked questions

### Is 快刀 free?

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

### Is Plagiarism Checker | Detect AI free?

Plagiarism Checker | Detect AI 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.*