Best Clustra Calendar Alternatives in 2026
Updated
20 apps from calendar apps ranked against Clustra Calendar on the same published basis.
- 1Clustra Calendar vs Microsoft Outlook Calendar
- 2Clustra Calendar vs Proton Calendar
- 3Clustra Calendar vs Lark
- 4Clustra Calendar vs Calendar.com
- 5Clustra Calendar vs Teamup
- 6Clustra Calendar vs Cozi
- 7Clustra Calendar vs TimeTree
- 8Clustra Calendar vs Notion Calendar
- 9Clustra Calendar vs Tuta Calendar
- 10Clustra Calendar vs Fantastical
- 11Clustra Calendar vs FlowSavvy
- 12Clustra Calendar vs Google Calendar
- 13Clustra Calendar vs Samsung Calendar
- 14Clustra Calendar vs TimeFinder
- 15Clustra Calendar vs Calendars by Readdle
- 16Clustra Calendar vs Vyte
- 17Clustra Calendar vs DayOtter
- 18Clustra Calendar vs Daybridge
- 19Clustra Calendar vs Vimcal
- 20Clustra Calendar vs Jorte
Clustra Calendar alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microsoft Outlook Calendar | 9.7 | Free plan | $1.67/mo | Android, iOS, Mac, Web |
| 2 | Proton Calendar | 9.6 | Free plan | Free | Android, iOS |
| 3 | Lark | 9.6 | Free plan | — | Android, API, iOS, Linux, Mac, Web, Windows |
| 4 | Calendar.com | 9.6 | Free plan | $20/mo | Android, API, Browser, iOS, Web |
| 5 | Teamup | 9.5 | Free plan | $12/mo | Android, API, iOS, Web |
| 6 | Cozi | 9.5 | Free plan | $3.25/mo | Android, iOS, Web |
| 7 | TimeTree | 9.5 | Free plan | $3.75/mo | Android, iOS, Web |
| 8 | Notion Calendar | 9.4 | Free plan | Free | Android, iOS |
| 9 | Tuta Calendar | 9.3 | Free plan | €3/mo | Android, iOS |
| 10 | Fantastical | 9.3 | Free plan | Free | iOS |
| 11 | FlowSavvy | 9.3 | Free plan | — | Android, iOS, Web |
| 12 | Google Calendar | 9.2 | No | $7/mo | Android, iOS |
| 13 | Samsung Calendar | 9.2 | Free plan | Free | Android |
| 14 | TimeFinder | 9.1 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 15 | Calendars by Readdle | 9.1 | Free plan | $1.67/mo | iOS, Mac |
| 16 | Vyte | 9.1 | Free plan | $8/mo | Web, iOS |
| 17 | DayOtter | 9.1 | Free plan | $9/mo | Web, Android |
| 18 | Daybridge | 9.0 | Free plan | Free | Android, iOS |
| 19 | Vimcal | 9.0 | Free plan | $35/mo | iOS |
| 20 | Jorte | 9.0 | Free plan | $0.33/mo | Android, iOS |
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Questions about Clustra Calendar alternatives
What is the best alternative to Clustra Calendar?
Microsoft Outlook Calendar, number 1 in calendar apps with a score of 9.7 out of 10. The others here: Proton Calendar, Lark, Calendar.com and 16 more.
What is the best free alternative to Clustra Calendar?
Microsoft Outlook Calendar is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.