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Roam Research vs Supernotes: catalog facts
Roam Research	Supernotes
Paid Paid subscription; current plans are listed on the Roam Research site.	Freemium Free to start, with paid plans for more features.
Web	iOS, Web
Linked notes for building a graph of ideas Outline-style writing that feels like a bulleted list	Notecard format with Markdown and LaTeX Linked cards with a 2D or 3D graph view
Little detail is published on the homepage Proprietary with no open-source version	Requires an account and cloud service Some features, including AI, need a paid plan
Web application, Hosted service	Downloadable app, Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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 September 23, 2026

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