Proton

Product updates

An illustration of Proton Calendar event invitations
  • Product updates
  • Proton Calendar
You can now send and receive event invitations with Proton Calendar. These invitations work with most popular calendar apps, making it easy to plan events with friends.
An illustration of the Proton Calendar Android app beta.
  • Product updates
  • Proton Calendar
Our privacy-focused, encrypted calendar is now available in beta for Android devices. Here’s how to download the app and start protecting your schedule.
Illustration of link sharing
  • Product updates
  • Proton Drive
Proton Drive lets you share end-to-end encrypted files and folders with secure links.
  • Product updates
  • Proton Mail
Proton Mail launches Undo Send, a feature that allows a few seconds consideration before an email is sent.
Illustration of Proton Mail in iOS
  • Product updates
  • Proton Mail
iPhone and iPad users can now change their default email app from Apple’s Mail to secure and private Proton Mail.
An illustration of Proton Mail's public keys.
  • Product updates
  • Proton Mail
The batch GCD algorithm can extract secret keys from large databases of public keys. Proton Mail is secure against this vulnerability.
Proton 4.0 is now in beta
  • Product updates
We’re making Proton tools even more seamlessly connected, letting you sign in once to access your inbox, calendar, cloud storage, and more.
  • Product updates
  • Proton Mail
Proton Mail has temporarily changed its certificate authority to Let’s Encrypt, a nonprofit certificate authority run by the Internet Security Research Group.
  • Product updates
  • Proton Drive
Learn how Proton Drive uses end-to-end encryption to protect your photos, documents, and other sensitive data.
An illustration of the multi-account feature for iOS.
  • Product updates
  • Proton Mail
Multi-account support is now available on the new version of Proton Mail iOS. Access all your Proton Mail accounts on the go with your iOS device.
An illustration of the Proton Mail Android app going open source.
  • Product updates
  • Proton Mail
Our Proton Mail Android app is open source. We are committed to transparency and contributing to the open source and privacy tech community.