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Logseq vs Roam Research: catalog facts
Logseq	Roam Research
Freemium The app is free and open source under the AGPL 3.0. Logseq Sync is a paid service, and…	Paid Paid subscription; current plans are listed on the Roam Research site.
Windows, macOS, Linux, Android, iOS	Web
Notes are plain Markdown files in a folder you control Block-level linking and embedding, not just page links	Linked notes for building a graph of ideas Outline-style writing that feels like a bulleted list
The database version is in beta and the project warns data loss is possible Outliner structure does not suit long-form prose	Little detail is published on the homepage Proprietary with no open-source version
Downloadable app	Web application, Hosted service
Open source	Closed source
License: AGPL-3.0	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 21, 2026	Official website Full listing and sources Checked September 23, 2026

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