Best Cupla Alternatives in 2026
Updated
20 apps from calendar apps ranked against Cupla on the same published basis.
- 1Cupla vs Mozilla Thunderbird
- 2Cupla vs Microsoft Outlook Calendar
- 3Cupla vs Lark
- 4Cupla vs EGroupware
- 5Cupla vs Proton Calendar
- 6Cupla vs Teamup
- 7Cupla vs Cozi
- 8Cupla vs Calendar.com
- 9Cupla vs TimeFinder
- 10Cupla vs Notion Calendar
- 11Cupla vs TimeTree
- 12Cupla vs Fantastical
- 13Cupla vs Doodle
- 14Cupla vs Tuta Calendar
- 15Cupla vs Reclaim AI
- 16Cupla vs FlowSavvy
- 17Cupla vs Musubi
- 18Cupla vs Samsung Calendar
- 19Cupla vs Trevor AI
- 20Cupla vs Calendars by Readdle
Cupla alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mozilla Thunderbird | 9.0 | Free plan | Free | Android, Linux, Mac, Windows |
| 2 | Microsoft Outlook Calendar | 8.2 | Free plan | $1.67/mo | Android, iOS, Mac, Web |
| 3 | Lark | 8.2 | Free plan | Android, API, iOS, Linux, Mac, Web, Windows | |
| 4 | EGroupware | 8.2 | €21.90/mo | Web, Linux, Windows, Mac | |
| 5 | Proton Calendar | 8.0 | Free plan | Free | Android, iOS |
| 6 | Teamup | 8.0 | Free plan | $12/mo | Android, API, iOS, Web |
| 7 | Cozi | 8.0 | Free plan | $3.25/mo | Android, iOS, Web |
| 8 | Calendar.com | 8.0 | Free plan | $20/mo | Android, API, Browser, iOS, Web |
| 9 | TimeFinder | 8.0 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 10 | Notion Calendar | 7.9 | Free plan | Free | Android, iOS |
| 11 | TimeTree | 7.9 | Free plan | $3.75/mo | Android, iOS, Web |
| 12 | Fantastical | 7.9 | Free plan | Free | iOS, Mac, Windows |
| 13 | Doodle | 7.8 | Free plan | $11/mo | Web |
| 14 | Tuta Calendar | 7.8 | Free plan | €3/mo | Android, iOS |
| 15 | Reclaim AI | 7.8 | Free plan | $10/mo | Browser, Web |
| 16 | FlowSavvy | 7.8 | Free plan | Android, iOS, Web | |
| 17 | Musubi | 7.8 | Free plan | Free | Android, iOS, self-hosted, Web |
| 18 | Samsung Calendar | 7.7 | Free plan | Free | Android |
| 19 | Trevor AI | 7.7 | Free plan | $0.42/mo | Web |
| 20 | Calendars by Readdle | 7.7 | Free plan | $1.67/mo | iOS, Mac |
Make your app an alternative to Cupla
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Cupla alternatives
What is the best alternative to Cupla?
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 Cupla?
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 Cupla?
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.