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.
Improve Your Writing in Three Easy Steps
Download the LanguageTool browser add-on
Download the free browser add-on
To check your spelling, add the free extension to your browser. Installation is quick, easy, and completely free. No credit card or user account required.Add to Chrome It’s free
Go to Overleaf
Once the add-on is installed, visit https://www.overleaf.com and start writing in any multi-line text field. LanguageTool will analyze your writing as you type.
LanguageTool marks potential mistakes and suggestions by underlining them. It’s up to you which corrections you want to accept to make your text perfect.
Our Browser Add-On Works Anywhere on the Web
Receive tips on how to improve your text 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
Frequently Asked Questions
Make your text sound professional and avoid embarrassing style, punctuation, and grammar mistakes
Does LanguageTool only include spelling correction?
LanguageTool corrects spelling mistakes, but it also offers a full writing analysis of all possible texts. In addition to spelling, grammar, and word choice, language style is also corrected.
How well does LanguageTool detect comma errors?
Punctuation errors of all kinds are found and corrected by LanguageTool. Its correction distinguishes between optional and required commas. Even complex sentence structures can be proofread by the comma check.
How does error detection and correction by LanguageTool work?
The error display and suggestion cards are shown automatically and directly while typing. This means that texts can be checked and corrected in just a few moments. To see synonyms, simply double-click on any word.Read more
Which languages can be checked with LanguageTool?
LanguageTool masters more than 30 languages and dialects. Its main languages are English, Spanish, German, French, Dutch, and Portuguese. In its English version, you can choose between six standard varieties (US, UK, Canada, Australia, New Zealand, and South Africa).
Is LanguageTool free?
LanguageTool is available in two versions. The free version corrects spelling as well as simple punctuation and some style mistakes. Only the Premium version will show you all errors and give you the best possible text. Team accounts for companies are also available.Read more
Does LanguageTool work on my program?
LanguageTool is not bound to a specific program or website. There are several extensions and add-ons available, so it can be used in all common internet browsers. In addition, you can find a dedicated text editor as an app for iOS, macOS (Apple), and Windows. All you need is just one user account.Read more
Is LanguageTool suitable for paraphrasing sentences?
LanguageTool now offers an A.I.-based paraphraser in addition to correction. This can help you to rewrite entire sentences to make them simpler, shorter, or more formal.Read more
Can LanguageTool help me correct a bachelor or master thesis?
If you have to write a term paper, bachelor thesis or master thesis at a university, LanguageTool can help you to be sure that it is free of errors. The writing assistant’s style check is also particularly helpful for other academic texts in schools or at publishing houses. By the way, students get a discount for LanguageTool.Read more
In a Nutshell
|✅ Correction||Grammar, spelling & style|
|👓 Punctuation||Detects missing commas|
|🌎 Multilingual||English, Spanish…|
|🎁 Free||No sign-up required|