Best Turnitin Originality Alternatives in 2026
Updated
20 apps from plagiarism detection software ranked against Turnitin Originality on the same published basis.
- 1Turnitin Originality vs Noplag
- 2Turnitin Originality vs Noplag Engine
- 3Turnitin Originality vs Dolos
- 4Turnitin Originality vs JPlag
- 5Turnitin Originality vs Plagium
- 6Turnitin Originality vs Copyscape
- 7Turnitin Originality vs GPTZero
- 8Turnitin Originality vs MOSS
- 9Turnitin Originality vs Originality.ai
- 10Turnitin Originality vs Pangram
- 11Turnitin Originality vs Plagiarisma
- 12Turnitin Originality vs Quetext AI Detector
- 13Turnitin Originality vs SmallSEOTools Plagiarism Checker
- 14Turnitin Originality vs Winston AI
- 15Turnitin Originality vs WINNOWR
- 16Turnitin Originality vs Copyleaks AI Detector
- 17Turnitin Originality vs DupliChecker
- 18Turnitin Originality vs Plag.ai
- 19Turnitin Originality vs PlagiarismCheck.org
- 20Turnitin Originality vs PlagiarismDetector.net
Turnitin Originality alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Noplag | 6.6 | Free plan | $9.99/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Noplag Engine | 6.6 | Free plan | $9.99/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Dolos | 6.5 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 4 | JPlag | 6.5 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 5 | Plagium | 6.5 | Free plan | Free | Android, iOS, Web |
| 6 | Copyscape | 6.4 | Free plan | $4.95/mo | API, self-hosted, Web |
| 7 | GPTZero | 6.4 | Free plan | $8.33/mo | API, Browser, Web |
| 8 | MOSS | 6.4 | Free plan | Free | Linux, Web |
| 9 | Originality.ai | 6.4 | Free plan | $12.95/mo | API, Browser, Web |
| 10 | Pangram | 6.4 | Free plan | $1.67/mo | API, Browser, Web |
| 11 | Plagiarisma | 6.4 | Free plan | Free | Web, Windows |
| 12 | Quetext AI Detector | 6.4 | Free plan | $7.99/mo | API, Browser, Web |
| 13 | SmallSEOTools Plagiarism Checker | 6.4 | Free plan | $7.84/mo | API, Browser, Web |
| 14 | Winston AI | 6.4 | Free plan | $5/mo | API, Browser, Web |
| 15 | WINNOWR | 5.5 | No | — | API, Linux, self-hosted, Web |
| 16 | Copyleaks AI Detector | 5.4 | No | $1.17/mo | API, Browser, Web |
| 17 | DupliChecker | 5.4 | No | $9.99/mo | API, Web |
| 18 | Plag.ai | 5.4 | No | €14.95/mo | Web |
| 19 | PlagiarismCheck.org | 5.4 | No | — | API, Browser, Web |
| 20 | PlagiarismDetector.net | 5.4 | No | $9.99/mo | API, Browser, Web |
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Questions about Turnitin Originality alternatives
What is the best alternative to Turnitin Originality?
Noplag, number 1 in plagiarism detection software with a score of 6.6 out of 10. The others here: Noplag Engine, Dolos, JPlag and 16 more.
What is the best free alternative to Turnitin Originality?
Noplag is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.