Proton Calendar is an easy-to-use planner and a time-management tool that keeps your schedule private

Additional Highlights
✓ Schedule planner syncs automatically across browsers and devices
✓ Create recurring events on a daily, weekly, monthly, yearly, or custom basis
✓ Use as an appointment scheduler in local or foreign time zones
✓ Manage up to 20 calendars (paid feature)
✓ View your agenda from the home screen with the Proton Calendar widget
✓ Add multiple reminders for any event
✓ Use as a daily planner or monthly planner by switching between different views
✓ Choose to view your event schedule in dark mode or light mode

PRIVATE CALENDAR
✓ No ads, no trackers, and no data sharing with any third parties
✓ We can’t spy on your activities or misuse your data
✓ End-to-end encryption — fully encrypted data exchange between Proton Calendar users
✓ Zero-access encryption — event names, descriptions, and participants are encrypted on our servers
✓ Based in Switzerland 🇨🇭 — All your data is protected by strict Swiss privacy laws

USERS FIRST
Building an internet that puts people ahead of 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
✓ GDPR and HIPAA compliant
✓ Based in Switzerland and protected by some of the world’s strongest privacy laws

What others say about Proton Calendar
“Proton Mail 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

From version Proton Calendar: Secure Events 2.3.14:

- Improved widget functionality: narrow screen adjustments and reloading button.
- Extra calendar colors are now available.
- Bug fixes and stability improvements.

All versions
Proton Calendar: Secure Events 2.3.14

Version:2.3.14

Uploaded:January 17, 2023 at 12:51AM UTC

File size:57.17 MB

Downloads:77

Proton Calendar: Secure Events 2.3.11

Version:2.3.11

Uploaded:December 5, 2022 at 9:04AM UTC

File size:56.58 MB

Downloads:125

Proton Calendar: Secure Events 2.2.3

Version:2.2.3

Uploaded:October 25, 2022 at 6:51PM UTC

File size:43.79 MB

Downloads:156

Proton Calendar: Secure Events 2.2.1

Version:2.2.1

Uploaded:September 9, 2022 at 4:16PM UTC

File size:43.93 MB

Downloads:172

Proton Calendar: Secure Events 2.1.3

Version:2.1.3

Uploaded:August 17, 2022 at 5:25AM UTC

File size:43.48 MB

Downloads:168

Proton Calendar: Secure Events 2.0.2

Version:2.0.2

Uploaded:May 28, 2022 at 2:33PM UTC

File size:43.46 MB

Downloads:259

Proton Calendar: Secure Events 2.0.0

Version:2.0.0

Uploaded:May 25, 2022 at 12:32PM UTC

File size:43.4 MB

Downloads:101

Proton Calendar: Secure Events 1.0.0

Version:1.0.0

Uploaded:April 13, 2022 at 1:57PM UTC

File size:42.83 MB

Downloads:232

Version:0.32.8

Uploaded:April 7, 2022 at 6:54AM UTC

File size:42.75 MB

Downloads:46

Version:0.32.4

Uploaded:March 24, 2022 at 11:46AM UTC

File size:42.57 MB

Downloads:103