LanguageTool
LanguageTool is an AI-based writing assistant that corrects spelling, grammar, and style errors in over 30 languages.
Free + paidMobileWebCLIOpen sourceLLM-basedMultimodal
Visit websitelanguagetool.org
Compare with VaaniExplore LanguageTool alternativesOverview
LanguageTool is an AI-based writing assistant that corrects spelling, grammar, and style errors in over 30 languages. It offers a distraction-free editor, a personal dictionary, and productivity statistics to track writing improvements. The tool integrates via browser extensions for real-time suggestions on emails, blogs, and tweets without storing text for privacy. Used by organizations like the European Union, it supports users ranging from beginners to professionals with both free Basic and paid Premium plans.
Key features
- Grammar, Spelling, and Style Checker
- Personal Dictionary
- Writing Statistics and Productivity Tracking
- Browser Add-on for Real-time Suggestions
- Picky Mode for Advanced Punctuation
Pricing
Use cases
- Writing emails and social media posts
- Creating blog posts and articles
- Checking professional documents for errors
Who it is for
WritersStudentsprofessionals
Integrations
Google ChromeFirefoxMicrosoft EdgeMicrosoft WordGoogle DocsLibreOfficeOpenOffice
Tags
API
How we verified this
Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.
Last verified 09/06/2026Verified sources: 1
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