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LanguageTool
Open-source-rooted grammar checker for more than 30 languages.
LanguageTool is a multilingual grammar, style and spell checker. It works in the browser, desktop apps and as an API, with optional AI rewrites on Premium.
The basic checker is free. Premium adds style suggestions, longer texts and team features.
Evaluate LanguageTool for your workflow
Use the listing facts below to build a shortlist. Imported provider information can change; confirm availability, plan limits and data terms on the official destination before committing.
- Provider website
- languagetool.org
- Listed pricing
- Free plan available
- Categories
- AI Writing, Education, Translation
- Access model
- Freemium · free plan listed
A useful trial checklist
- 1. Choose a small task that matches LanguageTool’s listed purpose: Open-source-rooted grammar checker for more than 30 languages..
- 2. Use non-sensitive test input and decide what a correct result should contain. Check the provider’s supported formats and account limits.
- 3. Review the result, export options and remaining manual work. For a paid plan, confirm current billing, cancellation and data controls directly with the provider.
This directory record is product information, not a hands-on benchmark or security certification. Editorial method · Report a correction
Compare the listed alternatives
These records share a category. They may solve different parts of the task; open their details to compare the actual fit.
| Tool | Listed access | Primary category |
|---|---|---|
| Claude | From $20/mo | AI Assistants |
| ChatGPT | From $20/mo | AI Assistants |
| Gamma | Free plan available | AI Writing |
| Beehiiv | Free plan available | AI Writing |
Key features
✓ Multilingual grammar
✓ Style suggestions
✓ Add-ins for Word and Google Docs
✓ API
✓ AI rephrasing on Premium
Use cases
Non-English proofreadingTeam style checksBrowser writing
FAQ
What is LanguageTool used for?
Open-source-rooted grammar checker for more than 30 languages.
Does LanguageTool have a free plan?
Yes, there is a free or free-to-try option.
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