Compare software

Refine vs QuillBot: catalog facts
Refine	QuillBot
Free Free to download and use without an account.	Freemium Free to use with limits, with a Premium subscription for more.
macOS	Windows, Android, iOS, Web, Browser extension
Grammar checking runs locally and works offline Every fix explains the rule behind it	Many writing tools in one place Extensions for Chrome, Edge and Safari
macOS only, requires macOS 14 or later Local model quality depends on the Mac it runs on	Advanced modes need a Premium subscription Text is processed on QuillBot's servers
Downloadable app	Downloadable app, Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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