DataForSEO SERP API vs OpenSEO
| DataForSEO SERP API | OpenSEO | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | — | $10/mo |
| Open source | No | No |
| Platforms | api, Web | Web |
| Free plan | No | No |
| Paid from | — | $10/mo |
| Keyword research | — | Yes |
| Rank tracking | — | Yes |
| Site audit | — | Yes |
| Backlink analysis | — | Yes |
| Competitor research | — | Yes |
Both are listed in Best SEO Tools. On Freedom251, DataForSEO SERP API scores higher on our published basis.