Software Alternatives, Accelerators & Startups

Google Calendar

Spend less time managing your day & more time enjoying it.

Some of the top features or benefits of Google Calendar are: Cross-Platform Accessibility, Integration with Other Google Services, Collaborative Features, Event Notifications, User-Friendly Interface, Multiple Calendar Support, and Third-Party Integration. You can visit the info page to learn more.

Best Google Calendar Alternatives & Competitors in 2025

The best Google Calendar alternatives based on verified products, community votes, reviews and other factors.
Filter: 12 Open-Source Alternatives. Latest update:

  1. 135

    Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.

    /fantastical-2-alternatives
  2. 124

    Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

    /microsoft-outlook-alternatives
  3. The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

    Visit website paid $19.5 / Monthly (Pro)

    Visit website
  4. 149

    All-in-one Calendar, Tasks & Scheduler. Morgen is the single hub for everything that revolves around time management.

    /morgen-so-alternatives
  5. 132

    A simple calendar with events (optional recurring and reminders), week numbers and a customizable...

    Open Source

    /simple-calendar-alternatives
  6. 50

    Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.

    /calendly-alternatives
  7. 68

    Powerful and easy to use calendar app for Android including weather, widgets and tasks.

    /business-calendar-alternatives
  8. 74

    Features | 1.0.175 for Android™

    /calengoo-alternatives
  9. 58

    Calendar is a time-management web application by Microsoft.

    /microsoft-outlook-calendar-alternatives
  10. 63

    Schedule books must be practical and has a good design.

    /jorte-alternatives
  11. 61

    Cozi | Must-have app for the modern family

    /cozi-alternatives
  12. 88

    Calendar is a personal calendar app made by Apple Inc. that runs on both the macOS desktop operating system and the iOS mobile operating system.

    /apple-calendar-alternatives
  13. 99

    Rainlendar - Customizable desktop calendar

    /rainlendar-alternatives
  14. 36

    Next Generation Personal Assistant

    /24me-alternatives
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