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Writefull vs Grammarly: catalog facts
Writefull	Grammarly
Freemium Pricing details are not given on the homepage.	Freemium Free to sign up, with paid plans for more features.
Windows, macOS, Web	Web, Browser extension
Feedback tailored to academic writing Works in Word and in Overleaf LaTeX	Grammar, spelling and clarity checks as you type One-click paragraph rewrites and tone suggestions
Focused on academic English Requires an internet connection	Requires an account Text is processed on Grammarly's servers
Downloadable app, Web application	Hosted service, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 23, 2026

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