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QuillBot vs Scribens: catalog facts
QuillBot	Scribens
Freemium Free to use with limits, with a Premium subscription for more.	Free The site describes the grammar checker as free to use.
Windows, Android, iOS, Web, Browser extension	Android, iOS, Web, Browser extension
Many writing tools in one place Extensions for Chrome, Edge and Safari	Free English and French grammar checking Works inside email, social sites and office apps
Advanced modes need a Premium subscription Text is processed on QuillBot's servers	Needs an internet connection Text is checked on the service's servers
Downloadable app, Web application, Browser extension	Downloadable app, Web application, 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
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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