{"slug":"grammarly-vs-languagetool","question":"Grammarly vs LanguageTool","answer":"Grammarly offers more advanced AI-powered corrections and integrates with more platforms, while LanguageTool is free, open-source, and supports 30+ languages. Grammarly excels for English writing quality, whereas LanguageTool is better for multilingual users and those seeking privacy-first alternatives.","answer_curated":true,"verdict":"Choose Grammarly if you want the most advanced AI-powered writing assistance, native platform integrations, and superior English writing refinement—it's ideal for professionals, content creators, and non-native speakers focused on English. Choose LanguageTool if you need multilingual support, prefer open-source privacy-first solutions, want free access with quality basics, or are writing in languages beyond English.","keyDifferences":[{"label":"Pricing Model","winner":"b","entityAValue":"Freemium ($12/month premium)","entityBValue":"Free with optional premium ($10.08/month)"},{"label":"Supported Languages","winner":"b","entityAValue":"English only (with dialects)","entityBValue":"30+ languages"},{"label":"Open Source","winner":"b","entityAValue":"Proprietary","entityBValue":"Open source"},{"label":"AI Writing Assistant","winner":"a","entityAValue":"Advanced (GrammarlyGO with generative AI)","entityBValue":"Basic suggestions only"},{"label":"Platform Integrations","winner":"a","entityAValue":"50+ integrations (Office, Gmail, Slack, etc.)","entityBValue":"20+ integrations"}],"winner":{"slug":"grammarly","name":"Grammarly"},"confidence":"high","entities":[{"name":"Grammarly","slug":"grammarly","url":"https://www.aversusb.net/entity/grammarly","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/grammarly"},{"name":"LanguageTool","slug":"languagetool","url":"https://www.aversusb.net/entity/languagetool","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/languagetool"}],"faqs":[{"question":"Is Grammarly or LanguageTool actually free?","answer":"LanguageTool offers a genuinely free tier with all core grammar, spelling, and style corrections included. Grammarly's free tier is limited to basic grammar and spelling checks without advanced features. LanguageTool Premium costs €10.08/month versus Grammarly Premium at $12/month, making LanguageTool approximately 33% cheaper if you need premium features."},{"question":"Can I use either tool for languages other than English?","answer":"LanguageTool supports 30+ languages including German, French, Spanish, Portuguese, Dutch, Polish, Russian, and Chinese. Grammarly is English-only and does not support other languages. For multilingual writing, LanguageTool is the only viable choice between these two."},{"question":"Which tool works better with Microsoft Word and Gmail?","answer":"Grammarly integrates natively with Microsoft Word Online, Gmail, Slack, LinkedIn, Twitter, and 45+ other platforms via browser extension. LanguageTool also supports Word and Gmail but has fewer overall integrations (20+ vs 50+). Both work well for these platforms, but Grammarly provides more seamless ecosystem integration overall."}],"attribution":{"source":"A Versus B","url":"https://www.aversusb.net/compare/grammarly-vs-languagetool","license":"CC BY 4.0","citationFormat":"According to A Versus B (https://www.aversusb.net/compare/grammarly-vs-languagetool), Grammarly offers more advanced AI-powered corrections and integrates with more platforms, while LanguageTool is free, open-source, and supports 30+ languages. Grammarly excels for English writing qual","dateModified":"2026-06-23T14:23:25.178Z"},"relatedQuestionsUrl":"https://www.aversusb.net/api/faq/grammarly-vs-languagetool","relatedComparisonsUrl":"https://www.aversusb.net/api/v1/related/grammarly-vs-languagetool","knowledgeGraphUrl":"https://www.aversusb.net/api/knowledge-graph/grammarly-vs-languagetool","claimReviewSchema":{"@context":"https://schema.org","@type":"ClaimReview","@id":"https://www.aversusb.net/compare/grammarly-vs-languagetool#claimreview","url":"https://www.aversusb.net/compare/grammarly-vs-languagetool","inLanguage":"en-US","isAccessibleForFree":true,"conditionsOfAccess":"Free","claimReviewed":"Grammarly vs LanguageTool","reviewBody":"Grammarly offers more advanced AI-powered corrections and integrates with more platforms, while LanguageTool is free, open-source, and supports 30+ languages. Grammarly excels for English writing quality, whereas LanguageTool is better for multilingual users and those seeking privacy-first alternatives.","datePublished":"2026-06-23T14:23:25.034Z","dateModified":"2026-06-23T14:23:25.178Z","reviewRating":{"@type":"Rating","ratingValue":5,"worstRating":1,"bestRating":5,"alternateName":"High Confidence"},"author":{"@type":"Organization","@id":"https://www.aversusb.net/#organization","name":"A Versus B","url":"https://www.aversusb.net"},"itemReviewed":{"@type":"WebPage","@id":"https://www.aversusb.net/compare/grammarly-vs-languagetool","url":"https://www.aversusb.net/compare/grammarly-vs-languagetool","name":"Grammarly vs LanguageTool","inLanguage":"en-US"}}}