# Plagiarism Checker ! vs CertificationTest

The clearest difference is in-app purchases: CertificationTest at none against Plagiarism Checker !'s 9. CertificationTest also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Plagiarism Checker ! sells 9 in-app purchases, starting at $7.99 per month. CertificationTest asks for nothing beyond the download.

## The numbers

| Metric | Plagiarism Checker ! | CertificationTest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (31 ratings)](https://appshunter.io/ios/app/plagiarism-checker/id1602851751/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 26.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 82 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Imran](https://appshunter.io/developer/1602851753) | [TA Hung](https://appshunter.io/developer/1560810927) |

## What reviewers say

### Plagiarism Checker !

[App page](https://appshunter.io/ios/app/plagiarism-checker/id1602851751)

This app helps detect duplicate content by analyzing text or images. It's essential for ensuring originality in academic papers, website content, and professional writing to avoid penalties and maintain quality.

**Highlights:** Instant plagiarism checking, Fast and accurate results, Check by copy-pasting text, Check by uploading images, Real-time duplicate content detection, Natural Language Processing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $7.99 | per month |
| Standard Plan | $12.99 | per month |
| Monthly Plan | $17.49 | per month |
| Premium Plan | $19.99 | per month |
| Add-On 50 Queries | $0.99 | one-time |
| Add-On 100 Queries | $2.99 | one-time |
| Add-On200 Queries | $4.99 | one-time |
| 20% off on Lifetime plan | $79.99 | one-time |
| Lifetime Plan | $99.99 | one-time |


### CertificationTest

[App page](https://appshunter.io/ios/app/certificationtest/id6743142657)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plagiarism Checker ! free?

Plagiarism Checker ! is free to download, with in-app purchases available.

### Is CertificationTest free?

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

### Do Plagiarism Checker ! or CertificationTest have ads?

Neither Plagiarism Checker ! nor CertificationTest 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.*