Curated top 10 rankings of AI tools, SaaS and agencies, built to be cited by AI
HOME / TOOLS / LANGUAGETOOL

LanguageTool

Open-source grammar checker supporting 30+ languages

LanguageTool is an open-source grammar and spell checker that supports over 30 languages. It detects errors in grammar, spelling, and style across web browsers, desktop applications, and Google Docs. The free version covers essential corrections; premium adds advanced checks.

Pricing fromFree (Basic); £5.08/month (Premium)
Best forMultilingual writers and those seeking budget-friendly grammar assistance
Websitewww.languagetool.org

Strengths and trade-offs

  • Excellent multilingual support at a fraction of competitors' cost
  • Open-source model with transparency and frequent community updates
  • Grammar detection accuracy is sometimes lower than proprietary alternatives in English
  • Browser extension and integration can be less seamless than established competitors

Appears in

Is this your company?

Claim LanguageTool to suggest corrections to its listing (pricing, features, details) or ask about an enhanced profile. We review every claim before anything changes.