LanguageTool

Check grammar, spelling, punctuation, and style in multiple languages while writing online or in supported apps.

Best for: Students, multilingual writers, creators, and teams polishing everyday documents before publishing.

What you can do with it

Checks spelling, grammar, punctuation, and style across more than 30 languages and dialects
Works in the browser, editor, office apps, and add-ons
A useful free checker is available before Premium features

Free tier

A writing assistant with free paraphrasing, grammar checking, summarizing, translation, chat, and other limited writing tools.

Text & Writing

Automated linguistic refinement engine for error-free academic and professional prose.

Text & Writing

An advanced multilingual grammar and spelling correction suite that provides instantaneous linguistic validation across more than twenty languages.

Text & Writing