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Kinopio vs Curio: catalog facts
Kinopio	Curio
Freemium Free for up to 100 cards; more cards require a paid plan.	Paid Paid app with a free two-week trial.
Web, Browser extension	macOS
No sign-up needed to start Bulk selection and editing of many cards at once	Notes, files, mind maps, tasks and Kanban boards in one workspace Freeform canvas for placing material anywhere
Free tier limited to 100 cards Freeform canvas suits visual thinkers more than long-form writing	macOS only Paid after the trial period
Web application, Browser extension	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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