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Teamup alternatives · Calendar

Teamup alternatives with a Linux app

The Teamup listing does not include a Linux app. 9 of the 89 other calendar and scheduling apps in this directory list a Linux app.

Teamup has a free plan. Paid plans start at $12 per master calendar / month, billed yearly ($15 billed monthly). 8 of them are free or have a free plan.

9 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

How each one differs from Teamup

  1. fruux

    CalDAV and CardDAV sync for contacts, calendars and tasks

    • fruux starts at €4 per month or €40 per year (Pro). Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only fruux lists macOS, Windows and Linux apps.
    • fruux also covers tasks.
    fruux pricing and details

  2. Cal.com

    Scheduling platform with a free plan, API and embeds

    • Cal.com starts at $12 per user / month, billed yearly ($16 billed monthly). Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Cal.com lists macOS, Windows and Linux apps.
    • Only Cal.com lists a browser extension.
    • Cal.com is self-hostable, according to its own site.
    Cal.com pricing and details

  3. 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. Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Proton Calendar lists macOS, Windows and Linux apps.
    • Proton Calendar is open source and end-to-end encrypted, according to its own site.
    • Proton Calendar also covers booking links.
    Proton Calendar pricing and details

  4. Tuta Calendar

    End-to-end encrypted calendar bundled with Tuta Mail

    • Tuta Calendar starts at €3 per month, paid yearly (€3.60 paid monthly). Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Tuta Calendar lists macOS, Windows and Linux apps.
    • Tuta Calendar is open source and end-to-end encrypted, according to its own site.
    Tuta Calendar pricing and details

  5. Toki

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

    • Toki starts at $9.99 per month (Super). Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Toki lists macOS, Windows and Linux apps.
    • Toki also covers tasks, natural-language input, booking links and AI agents.
    Toki pricing and details

  6. 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. Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Teamup has a free plan. CalenGoo does not, though it has a free trial.
    • Only CalenGoo lists Windows, macOS and Linux apps.
    • Only Teamup lists a web app.
    CalenGoo pricing and details

  7. Rainlendar

    Skinnable desktop calendar for Windows, Mac and Linux

    • Rainlendar starts at €9.95 one-time for a lifetime Rainlendar Pro license. Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Rainlendar lists Windows, macOS and Linux apps.
    • Only Teamup lists a web app.
    • Only Teamup lists iOS and Android apps.
    Rainlendar pricing and details

  8. GNOME Calendar

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

    • GNOME Calendar is free. Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only GNOME Calendar lists a Linux app.
    • Only Teamup lists a web app.
    • Only Teamup lists iOS and Android apps.
    GNOME Calendar pricing and details

  9. Merkuro Calendar

    Open-source calendar and task app from KDE for Linux

    • Merkuro Calendar is free. Teamup starts at $12 per master calendar / month, billed yearly ($15 billed monthly).
    • Only Merkuro Calendar lists a Linux app.
    • Only Teamup lists a web app.
    • Only Teamup lists iOS and Android apps.
    Merkuro Calendar pricing and details

Common questions

Which Teamup alternatives have a Linux app?

fruux, Cal.com, Proton Calendar, Tuta Calendar, Toki, CalenGoo, Rainlendar, GNOME Calendar and 1 more list a Linux app.

Does Teamup have a Linux app?

The Teamup listing does not include a Linux app. It lists Web, iOS and Android.

Which of these calendar and scheduling apps are free?

fruux, Cal.com, Proton Calendar, Tuta Calendar, Toki, Rainlendar, GNOME Calendar and Merkuro Calendar 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 Nov 12, 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 Teamup: the alternatives its listing names first, then the tools that share the most features with it.