Guide to Proton Calendar for new users

Proton Calendar(新視窗) 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.proton.me(新視窗) and logging in to your Proton Account. Or you can log in to mail.proton.me(新視窗) and use the app switcher.

Proton Calendar apps are also available for Android(新視窗) and iOS(新視窗). 

Regardless of which Proton Mail 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 Proton Mail inbox (web only for now)

If you subscribe to a paid Proton Mail plan, you gain access to these additional features:

• Create up to 25 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	3	Yes	Yes	Yes	No
Paid	25	Yes	Yes	Yes	Yes