Favicon 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.

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Related Tools

Tutanota Calendar

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.

    Tool ID

    2
    📖 Open Source
     🔓 Freemium Tool
    Limitations Highlights
    • 1 Personal calendar
    • No sharing calendar via link

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