Keyword.io vs SERPTool
| Keyword.io | SERPTool | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | $34/mo |
| Open source | No | No |
| Platforms | Web | self-hosted, Web |
| Free plan | Yes | No |
| Keyword difficulty | No | Yes |
| Search volume data | No | Yes |
| Search intent data | Yes | Yes |
| SERP analysis | No | Yes |
| Competitor keywords | No | Yes |
| Paid from | — | 34 /mo |
| Keyword results limit | — | 1,000 keywords/search |
| API access | — | No |
Both are listed in Best Keyword Research Tools. On Freedom251, Keyword.io scores higher on our published basis.