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EtarKashCal
Free

Free and open source.

 Free

Free and open source with no ads.

Android Android
  • Open source with an active community
  • Clean Material Design interface
  • iCloud calendar sync on Android
  • Works with Nextcloud, Fastmail and other CalDAV servers
  • Android only
  • Sync depends on the calendar accounts set up on the phone
  • Android only
  • Calendar only, no task or contact management in the app
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: Apache-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 24, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.