Polymail vs Synapse
| Polymail | Synapse | |
|---|---|---|
| Free plan | No | No |
| Paid from | $10/mo | €4.99/mo |
| Platforms | Web, Windows, macOS, iOS | Windows |
| Free plan | No | No |
| Paid from | $10/user/mo | |
| App coverage | all | desktop |
| Account limit | 2 accounts | |
| Unified inbox | Yes | Yes |
| Scheduled sending | Yes | |
| Calendar tools | Yes | Yes |
| Offline access | Yes |
Listed together in Best Email Clients