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Sudowrite vs Lex: catalog facts
Sudowrite	Lex
Freemium Can be tried for free, with paid plans listed on the pricing page.	Freemium You can start writing without paying; paid plan details are not shown on the homepage.
Web	Web
Tools built specifically for fiction, such as Describe and brainstorming Uses Muse, a model trained for fiction writing	Clean, distraction-free writing interface AI feedback, rewriting and title suggestions in the editor
Web only, with no offline use indicated Requires an account to use	Web only, with no desktop app mentioned Track changes is not available yet
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Account 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 23, 2026

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