ImprovMX vs KaiMail
| ImprovMX | KaiMail | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $4.17/mo | ¥550/mo |
| Open source | No | No |
| Platforms | api, Web | api, Web |
| Free plan | Yes | Yes |
| Custom domain | Yes | Yes |
| Alias limit | 25 | — |
| Catch-all forwarding | Yes | — |
| Multiple recipients | Yes | Yes |
| Outbound or reply mail | Yes | Yes |
| Delivery logs | Yes | Yes |
| API access | Yes | — |
Both are listed in Best Email Forwarding Services. On Freedom251, ImprovMX scores higher on our published basis.