Best Calendara Alternatives in 2026
Updated
20 platforms from calendar apps ranked against Calendara on the same published basis.
- 1Calendara vs Lark
- 2Calendara vs Calendar.com
- 3Calendara vs Teamup
- 4Calendara vs 7shifts
- 5Calendara vs Slotly
- 6Calendara vs Mozilla Thunderbird
- 7Calendara vs Microsoft Outlook Calendar
- 8Calendara vs Proton Calendar
- 9Calendara vs Reclaim AI
- 10Calendara vs EGroupware
- 11Calendara vs Rallly
- 12Calendara vs Notion Calendar
- 13Calendara vs Doodle
- 14Calendara vs Cozi
- 15Calendara vs TimeTree
- 16Calendara vs Google Calendar
- 17Calendara vs Tuta Calendar
- 18Calendara vs Fantastical
- 19Calendara vs FlowSavvy
- 20Calendara vs Trevor AI
Calendara alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Lark | 8.8 | Free plan | — | Android, API, iOS, Linux, Mac, Web, Windows |
| 2 | Calendar.com | 8.8 | Free plan | $20/mo | Android, API, Browser, iOS, Web |
| 3 | Teamup | 8.7 | Free plan | $12/mo | Android, API, iOS, Web |
| 4 | 7shifts | 8.1 | Free plan | Free | Android, API, iOS, Web |
| 5 | Slotly | 7.9 | Free plan | $0.83/mo | Android, API, Web |
| 6 | Mozilla Thunderbird | 7.6 | Free plan | Free | Android, Linux, Mac, Windows |
| 7 | Microsoft Outlook Calendar | 7.5 | Free plan | $1.67/mo | Android, iOS, Mac, Web |
| 8 | Proton Calendar | 7.4 | Free plan | Free | Android, iOS |
| 9 | Reclaim AI | 7.4 | Free plan | $10/mo | Browser, Web |
| 10 | EGroupware | 7.4 | No | €21.90/mo | Web, Linux, Windows, Mac |
| 11 | Rallly | 7.4 | Free plan | $0.50/mo | API, self-hosted, Web |
| 12 | Notion Calendar | 7.3 | Free plan | Free | Android, iOS |
| 13 | Doodle | 7.3 | Free plan | $11/mo | Web |
| 14 | Cozi | 7.3 | Free plan | $3.25/mo | Android, iOS, Web |
| 15 | TimeTree | 7.3 | Free plan | $3.75/mo | Android, iOS, Web |
| 16 | Google Calendar | 7.2 | No | $7/mo | Android, iOS |
| 17 | Tuta Calendar | 7.2 | Free plan | €3/mo | Android, iOS |
| 18 | Fantastical | 7.2 | Free plan | Free | iOS |
| 19 | FlowSavvy | 7.2 | Free plan | — | Android, iOS, Web |
| 20 | Trevor AI | 7.2 | Free plan | $0.42/mo | Web |
Make your platform an alternative to Calendara
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Calendara alternatives
What is the best alternative to Calendara?
Lark, number 1 in calendar apps with a score of 8.8 out of 10. The others here: Calendar.com, Teamup, 7shifts and 16 more.
What is the best free alternative to Calendara?
Lark 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 Calendara?
Yes: Mozilla Thunderbird, EGroupware.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.