LanguageTool is a multilingual grammar and style checker with a developer API, supporting 25+ languages for individuals, teams, and applications.

LanguageTool's Core Features

• Grammar, punctuation, and style checking in 25+ languages
• Unlimited AI-powered sentence paraphrasing on Premium
• Browser extension and integrations with major writing apps
• Style guide and team dictionary for business teams
• API access for developers to embed checking in their own apps
• Up to 150,000 characters per text field on Premium

LanguageTool's Use Cases

1. Multilingual writers can use LanguageTool to check grammar across 25+ languages in one tool.
2. Developers can use LanguageTool's API to add grammar checking to their own applications.
3. Small teams can use LanguageTool for Teams to maintain a shared style guide and dictionary.
4. International businesses can use LanguageTool's Premium plan for enhanced style and clarity checks.
5. Students can use LanguageTool's browser add-on to catch mistakes while writing online.