Proton Calendar: Secure Events
Proton Calendar: Secure Events is made and published by Proton AG. AppBrain is an independent app data site and isn't affiliated with Proton AG. The app name, icon, screenshots and description belong to Proton AG and are shown as published on the App Store.
AppBrain's verdict
Well rated- Rating on App Store
- 4.10
- 1,572 ratings
- Last updated
- June 3, 2026
- Size
- 185.0 MB
Users rate it well: 4.1 stars from 1,572 ratings.
User feedback
Ratings and reviews on the App StoreComments on Proton Calendar: Secure Events for iOS
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Store listing
By Proton AG, from the App StoreDescription by Proton AG Written by the developer, not by AppBrain. Click to read.
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
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 185.0 MB
- Content rating
- Everyone
Technologies used by Proton Calendar: Secure Events
Releases
Updates seen on the App Store- Version
- 2.25.1
- Launched
- November 2022
No changelog data
Alternatives
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Rankings
App Store top chartsApp Store Rankings for Proton Calendar: Secure Events
About the app and developer
About Proton Calendar: Secure Events
Proton Calendar: Secure Events is a productivity app developed by Proton AG.
What is the rating of Proton Calendar: Secure Events?
Proton Calendar: Secure Events is rated 4.10 out of 5 stars, based on 1.6 thousand ratings.
Is Proton Calendar: Secure Events free?
Proton Calendar: Secure Events is free. The app size is 184.99 MB. The latest version available is 2.25.1. The last update was on June 3, 2026.
What are the requirements for Proton Calendar: Secure Events?
The app has a content rating of Everyone. The app has been available on the App Store since November 2022.
Developer information for Proton AG
Address:
Frequently asked questions about Proton Calendar: Secure Events
Is Proton Calendar: Secure Events free?
Yes. Proton Calendar: Secure Events is free on the App Store.
Is Proton Calendar: Secure Events still available?
Yes. Proton Calendar: Secure Events is on the App Store, and the last update we saw was on June 3, 2026.
How large is Proton Calendar: Secure Events?
Proton Calendar: Secure Events is 184.99 MB.
Is Proton Calendar: Secure Events suitable for children?
App Store rates the content of Proton Calendar: Secure Events as suitable for everyone.
How do people rate Proton Calendar: Secure Events?
Proton Calendar: Secure Events scores 4.10 out of 5 stars, from 1,572 ratings on the App Store.
Who made Proton Calendar: Secure Events?
Proton Calendar: Secure Events was developed by Proton AG. It is listed in the productivity category on the App Store.
What are the best alternatives to Proton Calendar: Secure Events?
People looking at Proton Calendar: Secure Events also look at these productivity apps: Tuta Mail: Secure Email, Standard Notes, Yubico Authenticator, Bitwarden Password Manager, Strongbox - Password Manager.