Best KerrOS Calendar Alternatives in 2026

20 apps from AI calendar assistants ranked against KerrOS Calendar on the same published basis.

  1. 1KerrOS Calendar vs Open Sunsama
  2. 2KerrOS Calendar vs Routine
  3. 3KerrOS Calendar vs Amie
  4. 4KerrOS Calendar vs FlowSavvy
  5. 5KerrOS Calendar vs General Bots Calendar
  6. 6KerrOS Calendar vs DayWise
  7. 7KerrOS Calendar vs Efficio
  8. 8KerrOS Calendar vs Reclaim AI
  9. 9KerrOS Calendar vs Trevor AI
  10. 10KerrOS Calendar vs Taskal
  11. 12KerrOS Calendar vs Lorvex
  12. 13KerrOS Calendar vs Horolog
  13. 14KerrOS Calendar vs Mynor AI
  14. 15KerrOS Calendar vs SkedPal
  15. 16KerrOS Calendar vs Atomic
  16. 17KerrOS Calendar vs Sunsama
  17. 18KerrOS Calendar vs TimeHero
  18. 19KerrOS Calendar vs UCals
  19. 20KerrOS Calendar vs BeforeSunset AI
  20. 21KerrOS Calendar vs Akiflow

KerrOS Calendar alternatives compared

#AppScoreFree planFromRuns on
1Open Sunsama6.8Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
2Routine6.8Free plan$5/moAndroid, iOS, Linux, Mac, Web, Windows
3Amie6.6Free planFreeiOS, Mac, Windows
4FlowSavvy6.6Free planAndroid, iOS, Web
5General Bots Calendar6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
6DayWise6.4Free planFreeAndroid
7Efficio6.4Free plan$8/moWeb
8Reclaim AI6.4Free plan$10/moBrowser, Web
9Trevor AI6.4Free plan$0.42/moWeb
10Taskal6.3Free planFreeWeb
12Lorvex5.6iOS, Linux, Mac, Windows
13Horolog5.4self-hosted, Web
14Mynor AI5.4API, Web
15SkedPal5.4No$9.95/moAndroid, iOS, Linux, Mac, Web, Windows
16Atomic5.3$15/moself-hosted
17Sunsama5.3No$1.42/moAndroid, iOS, Linux, Mac, Windows
18TimeHero5.2No$0.38/moMac, Web, Windows
19UCals5.2NoAndroid, API, iOS, Mac, Windows
20BeforeSunset AI5.1Android, iOS, Web
21Akiflow5.0No$19/moAndroid, iOS
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Questions about KerrOS Calendar alternatives

What is the best alternative to KerrOS Calendar?

Open Sunsama, number 1 in AI calendar assistants with a score of 6.8 out of 10. The others here: Routine, Amie, FlowSavvy and 16 more.

What is the best free alternative to KerrOS Calendar?

Open Sunsama is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.

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.