LanguageTool
Multilingual grammar, style and spelling checker
Overview
LanguageTool checks grammar, punctuation and spelling in more than 30 languages and adds a paraphrasing tool for rewriting. It works in its own editor, through browser add-ons, in desktop apps and in office suites, with a free version and a Premium plan.
Key features
- Grammar checking in 30+ languages
- Paraphrasing tool
- Browser add-on
- Desktop and mobile apps
Use cases
- Writing in German, French, Spanish and more
- Checking emails in the browser
- Team style consistency
Pricing
- Pricing model
- Freemium
- Starting price
- Not listed here (we only show prices we could verify)
Prices and plans change often. Confirm current pricing on languagetool.org before you buy. Last checked October 18, 2026.
Pros and cons
Pros
- Free plan available to get started
- API or developer access for integrations
- Available on Browser extension, macOS, Windows, iOS
Cons
- Advanced features and higher limits need a paid plan
- Paid plan prices not published in a form we could verify
Pros and cons are based only on the facts in this listing (pricing model, platforms and features), not on hands-on scores.
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