Keyword Discovery vs Serpvox
| Keyword Discovery | Serpvox | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | $41.66/mo | — |
| Open source | No | No |
| Platforms | api, Web | Web |
| Free plan | Yes | Yes |
| Paid from | 49.95 /mo | — |
| Keyword difficulty | Yes | Yes |
| Search volume data | Yes | Yes |
| Search intent data | No | Yes |
| SERP analysis | No | Yes |
| Competitor keywords | Yes | — |
| Keyword results limit | 1,000 keywords/search | 100 keywords/search |
| API access | Yes | — |
Both are listed in Best Keyword Research Tools. On Samsung Mobile US Press, Serpvox scores higher on our published basis.