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Kinopio vs Tinderbox: catalog facts
Kinopio	Tinderbox
Freemium Free for up to 100 cards; more cards require a paid plan.	Paid Paid app that can be downloaded and tried before ordering.
Web, Browser extension	macOS
No sign-up needed to start Bulk selection and editing of many cards at once	Visual map views for arranging notes Documents can organize themselves with rules
Free tier limited to 100 cards Freeform canvas suits visual thinkers more than long-form writing	Mac only Paid
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	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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