Best PlagiarismDetector.net Alternatives in 2026
Updated
20 tools from plagiarism detection software ranked against PlagiarismDetector.net on the same published basis.
- 1PlagiarismDetector.net vs Noplag
- 2PlagiarismDetector.net vs Noplag Engine
- 3PlagiarismDetector.net vs GPTZero
- 4PlagiarismDetector.net vs Plagium
- 5PlagiarismDetector.net vs Winston AI
- 6PlagiarismDetector.net vs Codequiry
- 7PlagiarismDetector.net vs Copyscape
- 8PlagiarismDetector.net vs Pangram
- 9PlagiarismDetector.net vs Plagius
- 10PlagiarismDetector.net vs Copyleaks AI Detector
- 11PlagiarismDetector.net vs JPlag
- 12PlagiarismDetector.net vs Dolos
- 13PlagiarismDetector.net vs Originality.ai
- 14PlagiarismDetector.net vs Plagiarisma
- 15PlagiarismDetector.net vs SmallSEOTools Plagiarism Checker
- 16PlagiarismDetector.net vs Quetext AI Detector
- 17PlagiarismDetector.net vs MOSS
- 18PlagiarismDetector.net vs WINNOWR
- 19PlagiarismDetector.net vs PlagiarismCheck.org
- 20PlagiarismDetector.net vs DupliChecker
PlagiarismDetector.net alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Noplag | 7.8 | Free plan | $9.99/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Noplag Engine | 7.8 | Free plan | $9.99/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | GPTZero | 7.4 | Free plan | $8.33/mo | API, Browser, Web |
| 4 | Plagium | 7.3 | Free plan | Free | Android, iOS, Web |
| 5 | Winston AI | 7.3 | Free plan | $5/mo | API, Browser, Web |
| 6 | Codequiry | 7.2 | No | €25.76/mo | API, Linux, Mac, Web, Windows |
| 7 | Copyscape | 7.2 | Free plan | $4.95/mo | API, self-hosted, Web |
| 8 | Pangram | 7.2 | Free plan | $1.67/mo | API, Browser, Web |
| 9 | Plagius | 7.2 | No | $4.90/mo | Mac, Web, Windows |
| 10 | Copyleaks AI Detector | 7.0 | No | $1.17/mo | API, Browser, Web |
| 11 | JPlag | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 12 | Dolos | 6.9 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 13 | Originality.ai | 6.9 | Free plan | $12.95/mo | API, Browser, Web |
| 14 | Plagiarisma | 6.9 | Free plan | Free | Web, Windows |
| 15 | SmallSEOTools Plagiarism Checker | 6.9 | Free plan | $7.84/mo | API, Browser, Web |
| 16 | Quetext AI Detector | 6.8 | Free plan | $7.99/mo | API, Browser, Web |
| 17 | MOSS | 6.7 | Free plan | Free | Linux, Web |
| 18 | WINNOWR | 6.7 | No | — | API, Linux, self-hosted, Web |
| 19 | PlagiarismCheck.org | 6.5 | No | — | API, Browser, Web |
| 20 | DupliChecker | 6.4 | No | $9.99/mo | API, Web |
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Questions about PlagiarismDetector.net alternatives
What is the best alternative to PlagiarismDetector.net?
Noplag, number 1 in plagiarism detection software with a score of 7.8 out of 10. The others here: Noplag Engine, GPTZero, Plagium and 16 more.
What is the best free alternative to PlagiarismDetector.net?
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 on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.