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