Proton Calendar: Secure Events 4+
Keep your schedule private
Proton AG
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- Free
- Offers In-App Purchases
iPhone Screenshots
Description
A calendar is a record of your life: Proton Calendar helps keep it private.
Make the most of your time
- See your upcoming events as you like with agenda or day view
- View and reply to invites
- Events and invites are automatically added to your calendar from your Proton Mail inbox
- View your schedule in light or dark mode
- Add multiple reminders for your events
- Create recurring events on a daily, weekly, monthly, yearly, or custom basis
- Keep your calendar in sync across all your devices
Private by default
- No ads, no trackers, and no data harvesting
- We can’t spy on your calendar or misuse your data
- Protected by the same end-to-end encryption used in Proton Mail
- Event names, descriptions, and participants are stored with zero-access encryption
- Based in Switzerland, all your data is protected by strict Swiss privacy laws
People before profits
- Funded by users, not advertisers — Privacy is our business model
- Built by scientists and engineers who met at CERN and MIT and founded Proton Mail
- Used by high-profile journalists and organizations globally
What others say about Proton:
“Proton has now made it stupid-easy to encrypt your schedule. Information about what you plan to do, where, and with whom, can be just as sensitive as the messages you send and receive.” Gizmodo
Follow Proton on social media for all the latest news and offers:
Facebook: /proton
Twitter/X: @protonprivacy
Reddit: /protonmail
Instagram: /protonprivacy
EULA: http://www.apple.com/legal/itunes/appstore/dev/stdeula
What’s New
Version 2.16.0
New in this version:
- Introducing Widgets! Stay updated, access your calendar right from your home screen. Available in two sizes: Medium and Large.
Ratings and Reviews
One major problem
I’m new to proton. I just signed up and am starting to migrate my email to proton. I am trying to use the calendar but I’ve run into an issue. If I receive calendar invites in my email that are an attachment (such as an ICS file), there doesn’t seem to be any way to add them to my calendar. From the proton mail app there is no “add to calendar “ button. From the calendar app there is no import that I can find which allows you to import a downloaded file, and in iOS when you try to use the “share” button the calendar is not an option. This means the only way I can find to add some invites to my calendar is to manually enter the information. Ideally an “add to calendar” button should be available from the mail app, and a share extension should be available so you can receive a file/invite into your calendar.
On the plus side: My wife and I are both migrating to proton, so it’s nice to be able to share the calendar with her and both of us to see the same events. I’m still new so as I use this more I can get a better opinion.
Developer Response ,
Hi! Thank you for your honest feedback. Unfortunately, at the moment, it is not possible to accept/decline calendar invites through the Proton Mail iOS app. Currently, in order to accept or decline calendar invites on an iOS device, you need to access Proton Mail through a web browser at https://proton.me/mail and open the invitation from there.
This option has been requested already and we have added your vote to it as well.
Great, Secure Calendar!
Really enjoy this calendar and its security 👍 There are a few features that I wish would exist though. I’d appreciate a search option to be able to search for an event, instead of having to go through each Day until I find it. I’d also love it if it would remember events I’ve created in the past, so that it could auto-fill in some of the specifics for frequently added events (ie. the event location, notifications, which specific calendar). Lastly (and I think this might be a bug), I’d like it to remember how long I’ve set the duration for specific calendar events to be. For example, in settings, I’ve set my “work” calendar’s duration for events to be 120 minutes, but, no matter which calendar I select, it defaults to 30 minutes so I have to change it manually.
*I generally use the app, so some of these may be available on a desktop browser, and if so, please let me know!*
Overall, I like this calendar a lot, and offer these desires as I’d love to see them come into fruition to make my Experience more easeful. These are really just conveniences, but ones that I became used to when I used the apple calendar before. This is now my sole calendar and I’m very grateful for it! Appreciate all the effort that has gone into creating it and the security it offers ♥️
Developer Response ,
Hi! Thank you for your review and support! We're glad to have you as a part of our community and we appreciate you for sharing your thoughts with us. Your input and suggestions have been documented internally to help our team with prioritization. Feel free to contact us at https://proton.me/support/contact if you have any additional suggestions on what we can do to improve.
Promising
Performs the basics with reminders, good visualization, location, and making it recurring. Missing the ability to share a calendar currently, which is currently being worked on. This is a core function of a calendar though, and should integrate better with their email services, even if these functions are restricted to other working Proton users. I hate to rate something down for a service it openly declares is not currently implemented, this is pretty central to a calendar app and is currently keeping me from fully migrating to Proton Calendar. The app also needs additional security found on Proton Mail and Proton Drive where it allows for the use of a password/pin and/or biometric on startup. Looking forward to the updates, and of course I will update my review when things change.
edit: Thank you for the reply! I did not see sharing was an option since I primarily use the app on iOS. I will try it out from the PC see if I can share and then still update and use it from iOS. Not ideal, but at least a work around.
Developer Response ,
Thank you for your feedback and review! Auto lock for the app as well as the option to edit shared calendars are features we hope to add to the app in the future.
Note that sharing calendars collaboratively between Proton users is already possible in the Proton Calendar web client and Android app: https://proton.me/support/share-calendar-with-proton-users.
App Privacy
The developer, Proton AG, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Privacy practices may vary, for example, based on the features you use or your age. Learn More
Information
- Seller
- Proton AG
- Size
- 204.2 MB
- Category
- Productivity
- Compatibility
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- iPhone
- Requires iOS 16.0 or later.
- Apple Vision
- Requires visionOS 1.0 or later.
- Languages
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English, Belarusian, Catalan, Czech, Danish, Dutch, Finnish, French, Georgian, German, Greek, Hungarian, Indonesian, Italian, Korean, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Slovak, Spanish, Swedish, Traditional Chinese, Turkish, Ukrainian
- Age Rating
- 4+
- Copyright
- © Proton AG
- Price
- Free