LanguageTool (opens a new tab)
Check spelling, grammar and style across several languages, with AI help to rephrase text.
Details
Writing & research · Start yourself
Best for
Businesses writing customer messages or website copy in more than one language.
Your first experiment
Check a short customer email in a language you use for work, then compare each suggested change with the intended meaning.
Before you commit
Suggestions can change tone or meaning, and language coverage varies. Review browser-extension permissions before using it around sensitive text.
Official source Image source Checked 12 Oct 2026 · Research-based, not a hands-on rating.











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