Etar AlternativesCalendar Apps like Etar

Etar is described as 'Material design open source calendar for Android' and is a popular Calendar app in the office & productivity category. There are more than 25 alternatives to Etar for a variety of platforms, including Android, Web-based, iPhone, Android Tablet and iPad apps. The best Etar alternative is Tuta Mail, which is both free and Open Source. Other great apps like Etar are Google Calendar, Fossify Calendar, Proton Calendar and Tuta Calendar.

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Etar alternatives page was last updated

Alternatives list

  1. Tuta Mail icon

    Tuta Mail

     515 likes
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    Offers comprehensive encryption for email, calendar, and contacts with zero personal info required. Built on open source, install via Play Store, F-Droid, or APK, with Tor and VPN support. Both free and paid plans; utilizes quantum-resistant encryption ensuring privacy-focused, anonymous usage.

    100 Tuta Mail alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Flathub
    • F-Droid
    Tuta Mail screenshot 1
     

    • Tuta Mail is the most popular Web-based, Windows, Android & Mac alternative to Etar.

    • Tuta Mail is the most popular Open Source & free alternative to Etar.

    • Tuta Mail is Freemium and Open SourceEtar is Free and Open Source
  2. Google Calendar icon

    Google Calendar

     945 likes
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    Manage events seamlessly with syncing across devices, automatic event creation from Gmail, shareable schedules, customizable reminders, and a user-friendly interface. Features include dark mode, integration with Google services, and support for recurring events and global time zones.

    155 Google Calendar alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Sunbird
    • Google Chrome
    Google Calendar screenshot 1
     

    • Google Calendar is the most popular Android Tablet alternative to Etar.

    • Google Calendar is Free and ProprietaryEtar is Free and Open Source
  4. Fossify Calendar icon

    Fossify Calendar

     47 likes
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    Your privacy-aware, open-source calendar with intuitive design and multi-platform syncing.

    50 Fossify Calendar alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Fossify Calendar screenshot 1
    Fossify Calendar screenshot 2
    Fossify Calendar screenshot 3
     
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    1
    Comments about Fossify Calendar as an Alternative to Etar
    Guest
    Positive
    0

    No registration feature is good

    Review by a new / low-activity user.
    Etar Icon
    Fossify Calendar icon
    • Fossify Calendar is Free and Open SourceEtar is also Free and Open Source
    • Fossify Calendar is CustomizableEtar is not according to our users
  5. Ad
    Screenshot
    Notion Calendar icon
    Notion Calendar

    Experience a fully integrated calendar with Notion, syncing events from Google Calendar, offering built-in scheduling, time zone support, and the ability to connect multiple accounts. Manage all events, personal and work, with a ...

    https://www.notion.so
    Learn More
  7. Tuta Calendar icon

    Tuta Calendar

     35 likes
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    Tuta Calendar offers secure event organization with end-to-end encryption and no ads or tracking. Enjoy multi-device sync, multiple calendar views, and offline access. Fully compliant with strict German data protection laws. Manage recurring events, unlimited calendars, and seamlessly integrate with Tuta Mail.

    31 Tuta Calendar alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
    Tuta Calendar screenshot 1
     
  8. Simple Calendar icon

    Simple Calendar

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

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application type

    Alerts

    • Warning

    Platforms

    • Android
    • Android Tablet
    Simple Calendar screenshot 1
     
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    1
    Comments about Simple Calendar as an Alternative to Etar
    Third Opinion
    Positive
    0

    Simply worked out of the box, including import/export :)

    Etar Icon
    Simple Calendar icon
    • Simple Calendar is Freemium and ProprietaryEtar is Free and Open Source
    • Simple Calendar is CustomizableEtar is not according to our users
  10. Notion Calendar icon

    Notion Calendar

     14 likes
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    Experience a fully integrated calendar with Notion, syncing events from Google Calendar, offering built-in scheduling, time zone support, and the ability to connect multiple accounts. Manage all events, personal and work, with a modern design, light and dark modes, and Lock Screen support for iOS 17.

    91 Notion Calendar alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    Notion Calendar screenshot 1
     
  11. Right Calendar icon

    Right Calendar

     9 likes
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    Right Calendar app is a versatile scheduling tool that offers unparalleled flexibility to its users. One of its standout features is that it is built on an open-source platform. This not only ensures transparency but also allows for constant updates and bug fixes from a...

    51 Right Calendar alternatives

    Cost / License

    • Free Personal
    • Open Source

    Application type

    Platforms

    • Android
    Right Calendar screenshot 1
    Right Calendar screenshot 2
    Right Calendar screenshot 3
     
  12. Apple Calendar icon

    Apple Calendar

     144 likes
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    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.

    99 Apple Calendar alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    • iCloud
    Apple Calendar screenshot 1
     
  13. Rainlendar icon

    Rainlendar

     118 likes
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    Rainlendar is a feature rich calendar application that is easy to use and doesn't take much space on your desktop. The application is platform independent so you can run it on all major operating systems: Windows, Linux and Mac OS X.

    76 Rainlendar alternatives

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Events and Tasks
     
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    6
  14. Nextcloud Calendar icon

    Nextcloud Calendar

     28 likes
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    Calendar interface for CalDAV enabling cross-device event sync, web-based editing, recurring events, Nextcloud Contacts integration, WebCal subscriptions, attendee invites, color coding, event notifications, privacy-focused hosting, and import/export support.

    31 Nextcloud Calendar alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Nextcloud
    Nextcloud Calendar screenshot 1
     

    • Nextcloud Calendar is the most popular Self-Hosted alternative to Etar.

    • Nextcloud Calendar is Free and Open SourceEtar is also Free and Open Source
  15. Calendar Lock PEA icon

    Calendar Lock PEA

     17 likes
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    Calendar encryption: View calendars and stores them encrypted on your device or in the cloud.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    week view
     
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    18
12 of 48 Etar alternatives