Noplag Engine vs Winston AI
| Noplag Engine | Winston AI | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | Yes |
| Paid from | $9.99/mo | $5/mo |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Web, Windows | api, extension, Web |
| Free plan | Yes | No |
| AI detection | No | — |
| LMS integrations | Yes | — |
| API access | Yes | Yes |
| Maximum check size | 25,000 words/check | — |
| Browser extension | — | Yes |
Both are listed in Best Plagiarism Detection Software. On Samsung Mobile US Press, Winston AI scores higher on our published basis.