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No. 73 of 197 ·Calendar apps

OmaCal

Mac · Linux

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Freedom report

One barScore 6.6

  • Free tierA free tier is on its own pricing page
  • Open codeNo open-source code on record
  • Runs widely2 of 6 device platforms
  • DocumentedThinly documented

OmaCal is ranked #73 of 197 in calendar apps on Freedom251. It runs on macOS, Linux. There is a free plan.

OmaCal plans and pricing

All plans
Free Free Open-source desktop calendar · Google Calendar, iCloud, and CalDAV support · Local data storage extremelabs.io · 22 Sept 2026

Compared on calendar apps

Free plan
Yes
Calendar sync
two_way
Mobile apps
none

Best OmaCal alternatives

See all 20
Three bars Mozilla Thunderbird Free tierOpen source No. 1Free9.0 Two bars Microsoft Outlook Calendar Free tier No. 2$1.67/mo8.2 Two bars Lark Free tier No. 3Free8.2 Two bars EGroupware Open source No. 4€21.90/mo8.2 One bar Proton Calendar Free tier No. 5Free8.0 Two bars Teamup Free tier No. 6$12/mo8.0