Grammar, Spelling, and Style
LanguageTool finds many more mistakes than your average writing tool, including tone and style improvements.
Works Everywhere You Write
LanguageTool works in all major browsers, as well as common writing tools like MS Word or OpenOffice.
Multilingual by Nature
Check your writing in 30+ languages, such as English, German, French, Portuguese, Spanish, Dutch, and more.
Open and check
Open .docx, .txt, .html, or .rtf files directly in LanguageTool to check them without losing any of their formatting.
Download LanguageTool for macOS

Deep system integration
Check texts from your clipboard by using the system-wide shortcut, or create new texts easily via the toolbar menu.
Download LanguageTool for macOSDark mode
LanguageTool automatically adjusts to your system’s appearance.
Download LanguageTool for macOS

Safari extension included
Check your writing on all your favorite websites in Safari such as Google Docs, Gmail, Facebook, Twitter, and many more.
Download LanguageTool for macOSOur browser add-on works anywhere on the web
Receive tips on how to improve your text (including punctuation advice etc.) while typing an e-mail, a blog post or just a simple tweet. Whatever language you’re using, LanguageTool will automatically detect it and provide suggestions. To respect your privacy, no text is stored by the browser add-on.
Top-rated grammar checker for Chrome with over 2 million users
Amaze Your Friends, Colleagues, and Customers With Your Clear and Precise Writing
LanguageTool works perfectly with macOS and many other services around the web. Start today and use LanguageTool wherever you write.