Superhuman Mail vs Unibox
| Superhuman Mail | Unibox | |
|---|---|---|
| Free plan | No | |
| Paid from | $2.08/mo | |
| Platforms | Web, Windows, macOS, iOS, Android | macOS, iOS |
| Free plan | No | |
| App coverage | all | |
| Unified inbox | No | Yes |
| Offline access | Yes | |
| Scheduled sending | Yes | |
| Calendar tools | Yes |
Listed together in Best Email Clients