Proton Calendar: Secure Events
Proton AG
About
Proton Calendar is a privacy-focused calendar app that keeps your schedule encrypted and ad-free. View upcoming events in agenda or day view, manage recurring events on daily, weekly, monthly, yearly, or custom schedules, and set multiple reminders per event. Calendar invites from your Proton Mail inbox sync automatically. All event names, descriptions, and participant information are protected by end-to-end encryption—the same zero-access encryption used in Proton Mail. Your data syncs across all devices and is protected by Swiss privacy laws, with no ads, trackers, or data harvesting.
Highlights
- End-to-end encryption for event names, descriptions, and participants
- Automatic calendar invite syncing from Proton Mail inbox
- Recurring events on daily, weekly, monthly, yearly, or custom schedules
- Multiple reminders per event and light or dark mode
- Cross-device sync with zero-access encryption
Best for
People concerned about calendar privacy, including journalists and organizations handling sensitive scheduling information, who want their event details protected by the same encryption standard as encrypted email.
At a glance
Proton Calendar: Secure Events is rated 3.4 out of 5 from 627 ratings and is available on iOS and Android — all free to download.
It is developed by Proton AG.
Screenshots
Frequently Asked Questions
- Is Proton Calendar: Secure Events free?
- Yes — Proton Calendar: Secure Events is free to download on iOS and Android.
- What platforms is Proton Calendar: Secure Events available on?
- Proton Calendar: Secure Events is available on iOS and Android.
- What is Proton Calendar?
- Proton Calendar is a privacy-focused calendar app that encrypts your events, invites, and schedule using end-to-end encryption. It syncs automatically with your Proton Mail inbox and across all your devices, with no ads or data harvesting.
- Is Proton Calendar encrypted?
- Yes. Event names, descriptions, and participant information are protected by zero-access end-to-end encryption, the same encryption standard used in Proton Mail. Your data is stored with no possibility of Proton accessing it.
- Can I set recurring events in Proton Calendar?
- Yes. You can create recurring events on a daily, weekly, monthly, yearly, or custom basis, and add multiple reminders for each event.
- Does Proton Calendar sync across devices?
- Yes. Your calendar stays in sync across all your devices, and calendar invites from your Proton Mail inbox are automatically added to your calendar.
- What are the alternatives to Proton Calendar: Secure Events?
- Proton Calendar: Secure Events is similar to CopyMagic, Mullvad VPN, Proton Mail - Encrypted Email, and Arc Search — Find it, Faster. Browse related apps by tag: productivity, privacy, and encryption.
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