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Google Calendar vs Cozi: catalog facts
Google Calendar	Cozi
Free Free with a Google account.	Free Free to sign up and use.
Web	Android, Web
Free to use Syncs across devices	Shared calendar with color coding per family member Shared grocery lists, to-dos and recipes
Requires a Google account Data is stored on Google's servers	Requires an account and stores data on Cozi's servers Closed source
Web application, Hosted service	Downloadable app, Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account 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 October 1, 2026

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