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BusyCal vs Notion Calendar: catalog facts
BusyCal	Notion Calendar
Paid Costs $49.99 USD after a free 14-day trial, and is also included in Setapp.	Free Free to use.
macOS, iOS	Windows, macOS, Android, iOS
Works with iCloud, Google, Exchange and CalDAV Highly customizable views including a Year Planner	Free Tight integration with Notion databases and docs
Apple platforms only Paid after the trial	Built around Google Calendar and Notion Proprietary
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
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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