Best Nextcloud Calendar Alternatives in 2026

20 platforms from calendar apps ranked against Nextcloud Calendar on the same published basis.

  1. 1Nextcloud Calendar vs Calendar.com
  2. 2Nextcloud Calendar vs Teamup
  3. 3Nextcloud Calendar vs Microsoft Outlook Calendar
  4. 4Nextcloud Calendar vs Lark
  5. 5Nextcloud Calendar vs Reclaim AI
  6. 6Nextcloud Calendar vs FlowSavvy
  7. 7Nextcloud Calendar vs Fantastical
  8. 8Nextcloud Calendar vs Proton Calendar
  9. 9Nextcloud Calendar vs Informant
  10. 10Nextcloud Calendar vs 7shifts
  11. 11Nextcloud Calendar vs Tilly
  12. 12Nextcloud Calendar vs Notion Calendar
  13. 13Nextcloud Calendar vs Doodle
  14. 14Nextcloud Calendar vs Tuta Calendar
  15. 15Nextcloud Calendar vs Cozi
  16. 16Nextcloud Calendar vs TimeFinder
  17. 17Nextcloud Calendar vs EGroupware
  18. 18Nextcloud Calendar vs Google Calendar
  19. 19Nextcloud Calendar vs TimeTree
  20. 20Nextcloud Calendar vs Mozilla Thunderbird

Nextcloud Calendar alternatives compared

#PlatformScoreFree planFromRuns on
1Calendar.com9.3Free plan$20/moAndroid, API, Browser, iOS, Web
2Teamup9.2Free plan$12/moAndroid, API, iOS, Web
3Microsoft Outlook Calendar9.0Free plan$1.67/moAndroid, iOS, Mac, Web
4Lark9.0Free plan—Android, API, iOS, Linux, Mac, Web, Windows
5Reclaim AI9.0Free plan$10/moBrowser, Web
6FlowSavvy9.0Free plan—Android, iOS, Web
7Fantastical8.8Free planFreeiOS
8Proton Calendar8.6Free planFreeAndroid, iOS
9Informant8.5Free plan—Android, iOS
107shifts8.5Free planFreeAndroid, API, iOS, Web
11Tilly8.5Free plan$5/moiOS, Mac, Web
12Notion Calendar8.4Free planFreeAndroid, iOS
13Doodle8.3Free plan$11/moWeb
14Tuta Calendar8.3Free plan€3/moAndroid, iOS
15Cozi8.3Free plan$3.25/moAndroid, iOS
16TimeFinder8.3Free planFreeWeb, Windows, Mac, iOS, Android
17EGroupware8.3No€21.90/moWeb, Linux, Windows, Mac
18Google Calendar8.2No$7/moAndroid, iOS
19TimeTree8.2Free plan$4.49/moAndroid, iOS
20Mozilla Thunderbird8.2Free planFreeAndroid, Linux, Mac, Windows
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Questions about Nextcloud Calendar alternatives

What is the best alternative to Nextcloud Calendar?

Calendar.com, number 1 in calendar apps with a score of 9.3 out of 10. The others here: Teamup, Microsoft Outlook Calendar, Lark and 16 more.

What is the best free alternative to Nextcloud Calendar?

Calendar.com is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.

Is there an open-source alternative to Nextcloud Calendar?

Yes: EGroupware, Mozilla Thunderbird.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on. Paid placements never change a rank.