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Apple Calendar alternatives · Calendar

Apple Calendar alternatives with a Linux app

The Apple Calendar listing does not include a Linux app. 8 of the 75 other calendar and scheduling apps in this directory list a Linux app.

Apple Calendar is free to use. 7 of them are free or have a free plan.

8 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

How each one differs from Apple Calendar

  1. Proton Calendar

    End-to-end encrypted calendar from the maker of Proton Mail

    • Proton Calendar starts at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly. Apple Calendar is free.
    • Only Proton Calendar lists Windows, Linux and Android apps.
    • Proton Calendar is open source and end-to-end encrypted, according to its own site.
    • Proton Calendar also covers booking links.
    Proton Calendar vs Apple CalendarProton Calendar pricing and details

  2. Toki

    AI calendar assistant that turns messages into events and to-dos

    • Toki starts at $3.99 per month, or $35.99 per year. Apple Calendar is free.
    • Only Toki lists Windows, Linux and Android apps.
    • Toki also covers booking links and AI agents.
    Toki pricing and details

  3. CalenGoo

    Highly configurable calendar and task app sold as a one-time purchase

    • CalenGoo starts at $5.99 one-time for Android; $6.99 for iOS; $49.99 for the desktop app. Apple Calendar is free.
    • Apple Calendar has a free plan. CalenGoo does not, though it has a free trial.
    • Only CalenGoo lists Android, Windows and Linux apps.
    • Only Apple Calendar lists a web app.
    CalenGoo pricing and details

  4. Rainlendar

    Skinnable desktop calendar for Windows, Mac and Linux

    • Rainlendar starts at €9.95 one-time for a lifetime Rainlendar Pro license. Apple Calendar is free.
    • Only Rainlendar lists Windows and Linux apps.
    • Only Apple Calendar lists a web app.
    • Only Apple Calendar lists an iOS app.
    Rainlendar pricing and details

  5. Merkuro Calendar

    Open-source calendar and task app from KDE for Linux

    • Merkuro Calendar is free. Apple Calendar is free.
    • Only Merkuro Calendar lists a Linux app.
    • Only Apple Calendar lists a web app.
    • Only Apple Calendar lists macOS and iOS apps.
    Merkuro Calendar pricing and details

  6. Tuta Calendar

    End-to-end encrypted calendar bundled with Tuta Mail

    • Tuta Calendar starts at €3 per month, paid yearly (€3.60 paid monthly). Apple Calendar is free.
    • Only Tuta Calendar lists Windows, Linux and Android apps.
    • Tuta Calendar is open source and end-to-end encrypted, according to its own site.
    • Apple Calendar also covers tasks and natural-language input.
    Tuta Calendar pricing and details

  7. GNOME Calendar

    Free, open-source calendar app for the GNOME desktop on Linux

    • GNOME Calendar is free. Apple Calendar is free.
    • Only GNOME Calendar lists a Linux app.
    • Only Apple Calendar lists a web app.
    • Only Apple Calendar lists macOS and iOS apps.
    GNOME Calendar pricing and details

  8. Cal.com

    Scheduling platform with a free plan, API and embeds

    • Cal.com starts at $12 per user / month, billed yearly ($16 billed monthly). Apple Calendar is free.
    • Only Cal.com lists Windows, Linux and Android apps.
    • Only Cal.com lists a browser extension.
    • Cal.com is self-hostable, according to its own site.
    Cal.com pricing and details

Common questions

Which Apple Calendar alternatives have a Linux app?

Proton Calendar, Toki, CalenGoo, Rainlendar, Merkuro Calendar, Tuta Calendar, GNOME Calendar and Cal.com list a Linux app.

Does Apple Calendar have a Linux app?

The Apple Calendar listing does not include a Linux app. It lists Web, macOS and iOS.

Which of these calendar and scheduling apps are free?

Proton Calendar, Toki, Rainlendar, Merkuro Calendar, Tuta Calendar, GNOME Calendar and Cal.com are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Apple Calendar: the alternatives its listing names first, then the tools that share the most features with it.