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Best DayOtter Alternatives in 2026

12 platforms from calendar apps ranked against DayOtter on the same published basis.

  1. 1
    Lark Free plan AndroidapiiOSLinuxMac 8.8
    DayOtter vs Lark
  2. 2
    Calendar.com Free plan AndroidapiextensioniOSWeb $20/mo8.8
    DayOtter vs Calendar.com
  3. 3
    Teamup Free plan AndroidapiiOSWeb $12/mo8.7
    DayOtter vs Teamup
  4. 4
    7shifts Free plan AndroidapiiOSWeb Free8.1
    DayOtter vs 7shifts
  5. 5
    Slotly Free plan AndroidapiWeb $0.83/mo7.9
    DayOtter vs Slotly
  6. 6
    Mozilla Thunderbird Free plan Open sourceAndroidLinuxMacWin Free7.6
    DayOtter vs Mozilla Thunderbird
  7. 7
    Microsoft Outlook Calendar Free plan AndroidiOSMacWeb $1.67/mo7.5
    DayOtter vs Microsoft Outlook Calendar
  8. 8
    Proton Calendar Free plan AndroidiOS Free7.4
    DayOtter vs Proton Calendar
  9. 9
    Reclaim AI Free plan extensionWeb $10/mo7.4
    DayOtter vs Reclaim AI
  10. 10
    EGroupware Free trial Open sourceWebLinuxWinMac €21.90/mo7.4
    DayOtter vs EGroupware
  11. 11
    Notion Calendar Free plan AndroidiOS Free7.3
    DayOtter vs Notion Calendar
  12. 12
    Doodle Free plan Web $11/mo7.3
    DayOtter vs Doodle
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