Compare software

Itsycal vs BusyCal: catalog facts
Itsycal	BusyCal
Free Free download from the developer's website.	Paid Costs $49.99 USD after a free 14-day trial, and is also included in Setapp.
macOS	macOS, iOS
Uses the events already in the Mac Calendar app Extensive keyboard controls, including Vim motions	Works with iCloud, Google, Exchange and CalDAV Highly customizable views including a Year Planner
macOS only, version 11 or later Depends on Calendar app accounts for event sync	Apple platforms only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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