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