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Calendar Alternatives

Calendar is described as 'part of Office Online , is a time-management web application by Microsoft' and is a Calendar app in the office & productivity category. There are more than 50 alternatives to Calendar, not only websites but also apps for a variety of platforms, including Android, iPhone, Windows and Android Tablet. The best alternative is Google Calendar, which is free. Other great sites and apps similar to Calendar are Microsoft Office Outlook, Etar, Lightning Calendar and Simple Calendar.

Calendar alternatives are mainly Calendar Apps but may also be Email Clients or Encrypted Chat Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Calendar.
This page was last updated Jun 13, 2022
Calendar
  17
  • FreeProprietary
  • Online

Calendar, part of Office Online , is a time-management web application by Microsoft.

Learn more about Calendar

  1. Google Calendar

    • FreeProprietary
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Sunbird
    • Google Chrome

    With Google Calendar, its easy to keep track of all your lifes important events in one place. You can add events and send invitations effortlessly, share your schedule with friends and family, and search for events you might enjoy.

  2. Microsoft Outlook, part of the Microsoft Office Suite (not to be confused with Microsoft Outlook Express), is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.



  3. Etar

    • FreeOpen Source
    • Android
    • Android Tablet

    Material design open source calendar for Android.

  4. Lightning Calendar

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Thunderbird
    • SeaMonkey

    Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird or Seamonkey email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

  5. Simple Calendar

    • FreemiumOpen Source
    • Android
    • Android Tablet
    • F-Droid

    A simple calendar with optional CalDAV synchronization. You can easily create recurring events and setup reminders, it can also display week numbers.



  6. Proton Calendar

    • FreemiumOpen Source
    • Online
    • Android
    • Android Tablet
    • Tor

    Your calendar is a record of your life. Proton Calendar helps keep it private.

  7. Apple Calendar

    • FreeProprietary
    • Mac
    • iPhone
    • iPad
    • iCloud

    Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on. See all your calendars in a single window or choose to see only the calendars you want.

  8. Morgen is a modern and multi-platform calendar application. It connects to several calendar providers (including Google Calendar, Microsoft Exchange, Outlook.com, iCloud) and provide advanced scheduling features powered by Artificial Intelligence.

  9. Kalendar is a Kirigami-based calendar application that uses Akonadi. It lets you add, edit and delete events from local and remote accounts of your choice, while keeping changes syncronised across your Plasma desktop or phone.

  10. Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent calendar that sits right on your Windows desktop.

Showing 10 of 52 alternatives