Serpstat vs ZentroSEO
| Serpstat | ZentroSEO | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | $50/mo | — |
| Open source | No | No |
| Platforms | api | Web |
| Free plan | Yes | Yes |
| Paid from | $50/mo | — |
| Keyword research | Yes | Yes |
| Rank tracking | Yes | Yes |
| Site audit | Yes | Yes |
| Backlink analysis | Yes | Yes |
| Competitor research | Yes | Yes |
| API access | Yes | — |
| Tracked keywords | 10,000 keywords | — |
Both are listed in Best SEO Tools. On Inferse, Serpstat scores higher on our published basis.