Kai vs Spike
| Kai | Spike | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $20/mo | $4/mo |
| Platforms | Android, iOS, macOS, Web | Android, iOS, macOS, Web, Windows |
| Free plan | No | Yes |
| Paid from | 50 /user/mo | 4 /user/mo |
| Inbox triage | Yes | |
| AI reply drafting | Yes | |
| Automatic sending | No | |
| Follow-up actions | Yes | |
| Email platforms | gmail | |
| App coverage | all | |
| Account limit | 3 accounts | |
| Unified inbox | Yes | |
| Scheduled sending | Yes | |
| Calendar tools | Yes |
Listed together in Best AI Email Assistants