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Calendars by ReaddleBusyCal
Free

Free to download from the App Store and as a Mac download.

 Paid

Costs $49.99 USD after a free 14-day trial, and is also included in Setapp.

macOS, iOS macOS, iOS
  • Natural language event creation
  • Calendars and tasks in one view
  • Works with iCloud, Google, Exchange and CalDAV
  • Highly customizable views including a Year Planner
  • Apple platforms only
  • No Windows or Android version
  • Apple platforms only
  • Paid after the trial
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.