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Roam Research vs Capacities: catalog facts
Roam Research	Capacities
Paid Paid subscription; current plans are listed on the Roam Research site.	Freemium Free tier available, with paid plans for additional features.
Web	Windows, macOS, Linux, Android, iOS, Browser extension
Linked notes for building a graph of ideas Outline-style writing that feels like a bulleted list	Object and type based structure is a distinct alternative to folder or file hierarchies Native apps across desktop and mobile platforms
Little detail is published on the homepage Proprietary with no open-source version	Advanced features are gated behind a paid tier Object-based model has a learning curve versus traditional folder notes
Web application, Hosted service	Downloadable app, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is 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 22, 2026

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