Copyscape vs WINNOWR
| Copyscape | WINNOWR | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | $4.95/mo | — |
| Open source | No | No |
| Platforms | api, self-hosted, Web | api, Linux, self-hosted, Web |
| Free plan | Yes | Yes |
| API access | Yes | Yes |
Both are listed in Best Plagiarism Detection Software. On Freedom251, Copyscape scores higher on our published basis.