# 快刀 vs TurniTin

The clearest difference is in-app purchases: 快刀 at none against TurniTin's 3. 快刀 also leads on iOS requirement (12.0 vs 17.0). TurniTin's advantage is device support. On price there is nothing between them.

Both are free to download. TurniTin sells 3 in-app purchases, starting at $6.99 per 7 days. 快刀 asks for nothing beyond the download.

## The numbers

| Metric | 快刀 | TurniTin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/turnitin-plagiarism-detector/id6770358765/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 57 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Wuxi Yintibao Information Technology Co., Ltd](https://appshunter.io/developer/1652256159) | [Ubaid Ur Rehman](https://appshunter.io/developer/1896736673) |

## What reviewers say

### 快刀

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

**In-app purchases:** none


### TurniTin

[App page](https://appshunter.io/ios/app/turnitin-plagiarism-detector/id6770358765)

This app helps students and professionals detect copied content, improve originality, and enhance writing clarity. It offers plagiarism scanning, detailed similarity reports, AI rewriting, and grammar correction tools within a user-friendly interface.

**Highlights:** Plagiarism scanning, Detailed similarity reports, AI rewrite and humanize text, Grammar and writing improvements, Source management, Multiple input methods (paste, upload), Clean, Apple-style interface

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plagly Weekly | $6.99 | per 7 days |
| Plagly Yearly | $19.99 | per year |
| Plagly Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is 快刀 free?

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

### Is TurniTin free?

TurniTin is free to download, with in-app purchases available.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*