Best Plagiarisma Alternatives in 2026
Updated
20 platforms from plagiarism checkers ranked against Plagiarisma on the same published basis.
- 1Plagiarisma vs Noplag
- 2Plagiarisma vs PlagAware
- 3Plagiarisma vs Originality.ai
- 4Plagiarisma vs Quetext AI Detector
- 5Plagiarisma vs SmallSEOTools Plagiarism Checker
- 6Plagiarisma vs Copyleaks AI Detector
- 7Plagiarisma vs PlagiarismCheck.org
- 8Plagiarisma vs PlagiarismSearch
- 9Plagiarisma vs PrePostSEO Plagiarism Checker
- 10Plagiarisma vs DupliChecker
- 11Plagiarisma vs Smodin Plagiarism Checker
- 13Plagiarisma vs Viper
- 14Plagiarisma vs Plagius
- 15Plagiarisma vs Plagiarism Checker X
- 16Plagiarisma vs Plagramme
- 17Plagiarisma vs Red Paper
- 18Plagiarisma vs Scribbr Plagiarism Checker
- 19Plagiarisma vs Dolos
- 20Plagiarisma vs JPlag
- 21Plagiarisma vs MOSS
Plagiarisma alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Noplag | 7.4 | Free plan | $9.99/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | PlagAware | 7.4 | Free plan | €2.99/mo | API, Web |
| 3 | Originality.ai | 7.3 | Free plan | $12.95/mo | API, Browser, Web |
| 4 | Quetext AI Detector | 7.3 | Free plan | $7.99/mo | API, Browser, Web |
| 5 | SmallSEOTools Plagiarism Checker | 7.3 | Free plan | $7.84/mo | API, Browser, Web |
| 6 | Copyleaks AI Detector | 7.0 | No | $1.17/mo | API, Browser, Web |
| 7 | PlagiarismCheck.org | 7.0 | No | — | API, Browser, Web |
| 8 | PlagiarismSearch | 7.0 | No | $27.95/mo | API, Browser, Web |
| 9 | PrePostSEO Plagiarism Checker | 7.0 | No | $0.35/mo | Android, API, iOS, Mac, Web, Windows |
| 10 | DupliChecker | 6.9 | No | $9.99/mo | API, Web |
| 11 | Smodin Plagiarism Checker | 6.9 | No | $10/mo | Android, API, Browser, iOS, Web |
| 13 | Viper | 5.5 | No | — | Web |
| 14 | Plagius | 5.4 | No | $4.90/mo | Mac, Web, Windows |
| 15 | Plagiarism Checker X | 5.2 | No | — | Windows |
| 16 | Plagramme | 5.2 | No | — | Web |
| 17 | Red Paper | 5.2 | No | — | Web |
| 18 | Scribbr Plagiarism Checker | 5.2 | No | — | Web |
| 19 | Dolos | 5.1 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 20 | JPlag | 5.1 | No | — | — |
| 21 | MOSS | 5.1 | No | — | Web, Linux |
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Questions about Plagiarisma alternatives
What is the best alternative to Plagiarisma?
Noplag, number 1 in plagiarism checkers with a score of 7.4 out of 10. The others here: PlagAware, Originality.ai, Quetext AI Detector and 16 more.
What is the best free alternative to Plagiarisma?
Noplag is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.