Proton Calendar helps you stay on top of your schedule while keeping your data secure.
You can access Proton Calendar on the web by going to calendar.protonmail.com and logging in with your ProtonMail credentials. Or you can log in to mail.protonmail.com and use the App Selector.

Proton Calendar apps are also available for Android (beta).
Regardless of which ProtonMail plan you are subscribed to, you can use our calendar to:
- Create, edit, and delete events
- Create, edit and delete recurring events
- Add participants to recurring events (web only for now)
- Receive notifications via your desktop browser or mobile device
- Import calendars from other calendar apps and services
- Create, edit, delete, and export calendars
- Send event invitations to participants inside and outside Proton (web only for now)
- Update or cancel event invitations
- Receive invitations and add them from your ProtonMail inbox (web only for now)
If you subscribe to a paid ProtonMail plan, you gain access to these additional features:
- Create up to 20 calendars
- Share calendar with a link with other calendar services (web only for now)
Plan | Number of calendars | Create recurring events | Send invitations | Export calendar | Share calendar |
---|---|---|---|---|---|
Free | 1 | Yes | Yes | Yes | No |
Paid | 20 | Yes | Yes | Yes | Yes |