ClrStream vs EmailSuccess
| ClrStream | EmailSuccess | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | api, self-hosted, Web, Windows |
| Delivery methods | both | both |
| Free plan | — | Yes |
| Event webhooks | — | Yes |
| Dedicated IP option | — | Yes |
Both are listed in Best Transactional Email Software. On Samsung Mobile US Press, EmailSuccess scores higher on our published basis.