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Best Tuta Calendar Alternatives in 2026

Updated

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

  1. 1
    Mozilla Thunderbird Free plan Open sourceAndroidLinuxMacWin Free9.0
    Tuta Calendar vs Mozilla Thunderbird
  2. 2
    Microsoft Outlook Calendar Free plan AndroidiOSMacWeb $1.67/mo8.2
    Tuta Calendar vs Microsoft Outlook Calendar
  3. 3
    Lark Free plan AndroidapiiOSLinuxMac 8.2
    Tuta Calendar vs Lark
  4. 4
    EGroupware Free trial Open sourceWebLinuxWinMac €21.90/mo8.2
    Tuta Calendar vs EGroupware
  5. 5
    Proton Calendar Free plan AndroidiOS Free8.0
    Tuta Calendar vs Proton Calendar
  6. 6
    Teamup Free plan AndroidapiiOSWeb $12/mo8.0
    Tuta Calendar vs Teamup
  7. 7
    Cozi Free plan AndroidiOSWeb $3.25/mo8.0
    Tuta Calendar vs Cozi
  8. 8
    Calendar.com Free plan AndroidapiextensioniOSWeb $20/mo8.0
    Tuta Calendar vs Calendar.com
  9. 9
    Notion Calendar Free plan AndroidiOS Free7.9
    Tuta Calendar vs Notion Calendar
  10. 10
    Doodle Free plan Web $11/mo7.8
    Tuta Calendar vs Doodle
  11. 12
    TimeTree Free plan AndroidiOS $4.49/mo7.8
    Tuta Calendar vs TimeTree
  12. 13
    Reclaim AI Free plan extensionWeb $10/mo7.8
    Tuta Calendar vs Reclaim AI
  13. 14
    FlowSavvy Free plan AndroidiOSWeb 7.8
    Tuta Calendar vs FlowSavvy
  14. 15
    TimeFinder Free plan WebWinMaciOSAndroid Free7.8
    Tuta Calendar vs TimeFinder
  15. 16
    Samsung Calendar Free plan Android Free7.7
    Tuta Calendar vs Samsung Calendar
  16. 17
    Fantastical Free plan iOS Free7.7
    Tuta Calendar vs Fantastical
  17. 18
    Calendars by Readdle Free plan iOS $1.67/mo7.6
    Tuta Calendar vs Calendars by Readdle
  18. 19
    Vyte Free plan WebiOS $8/mo7.6
    Tuta Calendar vs Vyte
  19. 20
    DayOtter Free plan WebAndroid $9/mo7.6
    Tuta Calendar vs DayOtter
  20. 21
    Daybridge Free plan AndroidiOS Free7.6
    Tuta Calendar vs Daybridge

Tuta Calendar alternatives compared

#AppScoreFree planFromRuns on
1Mozilla Thunderbird9.0Free planFreeAndroid, Linux, Mac, Windows
2Microsoft Outlook Calendar8.2Free plan$1.67/moAndroid, iOS, Mac, Web
3Lark8.2Free plan—Android, API, iOS, Linux, Mac, Web, Windows
4EGroupware8.2No€21.90/moWeb, Linux, Windows, Mac
5Proton Calendar8.0Free planFreeAndroid, iOS
6Teamup8.0Free plan$12/moAndroid, API, iOS, Web
7Cozi8.0Free plan$3.25/moAndroid, iOS, Web
8Calendar.com8.0Free plan$20/moAndroid, API, Browser, iOS, Web
9Notion Calendar7.9Free planFreeAndroid, iOS
10Doodle7.8Free plan$11/moWeb
12TimeTree7.8Free plan$4.49/moAndroid, iOS
13Reclaim AI7.8Free plan$10/moBrowser, Web
14FlowSavvy7.8Free plan—Android, iOS, Web
15TimeFinder7.8Free planFreeWeb, Windows, Mac, iOS, Android
16Samsung Calendar7.7Free planFreeAndroid
17Fantastical7.7Free planFreeiOS
18Calendars by Readdle7.6Free plan$1.67/moiOS
19Vyte7.6Free plan$8/moWeb, iOS
20DayOtter7.6Free plan$9/moWeb, Android
21Daybridge7.6Free planFreeAndroid, iOS
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Questions about Tuta Calendar alternatives

What is the best alternative to Tuta Calendar?

Mozilla Thunderbird, number 1 in calendar apps with a score of 9.0 out of 10. The others here: Microsoft Outlook Calendar, Lark, EGroupware and 16 more.

What is the best free alternative to Tuta Calendar?

Mozilla Thunderbird is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

Is there an open-source alternative to Tuta Calendar?

Yes: Mozilla Thunderbird, EGroupware.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.