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Kinopio vs Supernotes: catalog facts
Kinopio	Supernotes
Freemium Free for up to 100 cards; more cards require a paid plan.	Freemium Free to start, with paid plans for more features.
Web, Browser extension	iOS, Web
No sign-up needed to start Bulk selection and editing of many cards at once	Notecard format with Markdown and LaTeX Linked cards with a 2D or 3D graph view
Free tier limited to 100 cards Freeform canvas suits visual thinkers more than long-form writing	Requires an account and cloud service Some features, including AI, need a paid plan
Web application, Browser extension	Downloadable app, Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
No account needed	Account needed
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.