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Tutanota Calendar is a secure calendar with built-in encryption that guarantees that your calendar belongs to you. No unauthorized person can decrypt or read your data.

More Details

Tutanota Calendar is free for personal use for:

  • One user
  • 1 GB storage
  • Tutanota domains only
  • Limited search
  • One calendar


The Premium plan starts with €1 per month – paid yearly:

  • Add user (€1)
  • 1 GB storage
  • 1 custom domain
  • Unlimited search
  • Multiple calendars
  • 5 alias addresses
  • Inbox rules
  • Support via email

Related Tools

Proton Calendar

Proton Calendar is a safe calendar that automatically secures all your events with end-to-end encryption. Events received from people who use other calendars are also secured with zero-knowledge encryption.

    Tool ID

     🔓 Freemium Tool
    📖 Open Source

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