Optiwing vs Pro SERP Cluster
| Optiwing | Pro SERP Cluster | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | $20/mo | Free |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | Yes |
| Clustering method | serp | serp |
| Keyword limit | 1,000 keywords | 500 keywords |
| SERP analysis | Yes | Yes |
| Batch upload | Yes | Yes |
| Export formats | CSV, Excel, JSON | CSV |
Both are listed in Best Keyword Clustering Tools. On Samsung Mobile US Press, Optiwing scores higher on our published basis.