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