Informant vs Proton Calendar
| Informant | Proton Calendar | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | |
| Paid from | Free | |
| Platforms | Android, extension, iOS, macOS, Web | Android, iOS |
| Free plan | Yes | Yes |
| Paid from | $3.99/user/mo | |
| Shared calendars | No | Yes |
| Calendar sync | two_way | one_way |
| Mobile apps | ios and android | ios and android |
| Scheduling links | Yes | |
| Video meeting support | Yes |
Listed together in Best Calendar Apps