Keyword Tool vs Rio SEO
| Keyword Tool | Rio SEO | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $68/mo | — |
| Open source | No | No |
| Platforms | api, Web | Web |
| Free plan | Yes | — |
| Paid from | $68/mo | — |
| Keyword research | Yes | — |
| Competitor research | Yes | — |
| API access | Yes | — |
Both are listed in Best SEO Tools. On Samsung Mobile US Press, Keyword Tool scores higher on our published basis.