{"id":11446,"date":"2026-05-22T11:05:54","date_gmt":"2026-05-22T11:05:54","guid":{"rendered":"https:\/\/comparateur-ia.io\/outils-ia\/grammarly\/"},"modified":"2026-05-22T11:05:54","modified_gmt":"2026-05-22T11:05:54","slug":"grammarly","status":"publish","type":"outil_ia","link":"https:\/\/comparateur-ia.io\/en\/outils-ia\/grammarly\/","title":{"rendered":"Grammarly"},"content":{"rendered":"\n\n<p class=\"tool-description\">Grammarly is an AI writing assistant that analyzes your texts in real-time to detect and correct grammatical, spelling and stylistic errors. More than just a spell checker, it offers rewriting suggestions, adjusts the tone of your messages and checks for plagiarism. With its multi-platform integrations (browsers, Word, Gmail, Slack), Grammarly supports writers, students and professionals in all their written communications to deliver clear, engaging and error-free content.<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Strengths<\/h2>\n\n\n\n\n\n<ul class=\"wp-block-list\">\n\n<li><strong>Advanced corrections<\/strong> : detection of grammar, spelling, punctuation errors<\/li>\n\n<li><strong>Tone analysis<\/strong> : suggestions to adapt style (formal, friendly, confident)<\/li>\n\n<li><strong>Native integrations<\/strong> : works with Gmail, Word, Slack, Google Docs<\/li>\n\n<li><strong>Plagiarism detector<\/strong> : compares against 16 billion web pages (Premium)<\/li>\n\n<li><strong>Clarity suggestions<\/strong> : rewrites complex sentences for better readability<\/li>\n\n<li><strong>Browser extension<\/strong> : real-time corrections across all websites<\/li>\n\n<li><strong>Intuitive interface<\/strong> : easy to learn for all levels<\/li>\n\n<\/ul>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Limitations<\/h2>\n\n\n\n\n\n<ul class=\"wp-block-list\">\n\n<li><strong>English only<\/strong> : no support for French or other languages<\/li>\n\n<li><strong>High price<\/strong> : $12\/month minimum for advanced features<\/li>\n\n<li><strong>Imperfect suggestions<\/strong> : may propose corrections that don&#8217;t fit context<\/li>\n\n<li><strong>Document limits<\/strong> : maximum 100,000 characters and 4 MB per document<\/li>\n\n<li><strong>Connection required<\/strong> : doesn&#8217;t work offline<\/li>\n\n<\/ul>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\n\n\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Does Grammarly work in French?<\/summary>\n\n\n\n<p>No, Grammarly is currently available only in English (American and British). The tool does not support grammatical correction or analysis of texts in French. For a French alternative, you can turn to tools like LanguageTool which support more than 30 languages.<\/p>\n\n\n\n<\/details>\n\n\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>What is the difference between free and Premium Grammarly?<\/summary>\n\n\n\n<p>The free version offers basic corrections (grammar, spelling, punctuation) and simple tone detection. Grammarly Premium ($12\/month) adds full sentence rewriting, plagiarism detection, advanced vocabulary suggestions, in-depth clarity analysis and 1000 AI prompts per month versus 100 with free.<\/p>\n\n\n\n<\/details>\n\n\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Which platforms is Grammarly available on?<\/summary>\n\n\n\n<p>Grammarly integrates across many platforms: browser extensions (Chrome, Firefox, Edge, Safari), desktop applications (Windows, Mac), Microsoft Office plugins (Word, Outlook), Google Docs, Gmail, Slack, Notion, and iOS and Android mobile apps. It works in the background on most websites.<\/p>\n\n\n\n<\/details>\n\n\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Can Grammarly detect plagiarism in my texts?<\/summary>\n\n\n\n<p>Yes, but only with a Premium or Business subscription. The plagiarism detector compares your text against more than 16 billion web pages and the ProQuest academic database. It identifies duplicate content and provides sources so you can cite correctly or paraphrase.<\/p>\n\n\n\n<\/details>\n\n\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Is Grammarly suitable for students and academics?<\/summary>\n\n\n\n<p>Absolutely. Grammarly is very popular with students for writing essays, dissertations and academic work. Premium features like plagiarism detection, clarity suggestions and coherence analysis are particularly useful. While there is no dedicated student pricing, the $12\/month annual subscription remains affordable and promotions are regularly offered.<\/p>\n\n\n\n<\/details>\n\n","protected":false},"excerpt":{"rendered":"<p>AI-powered writing assistant that corrects grammar, spelling and style in real-time across all your favorite platforms.<\/p>\n","protected":false},"author":1,"featured_media":921,"template":"","meta":{"cia_url_outil":"https:\/\/www.grammarly.com","cia_affiliate_url":"https:\/\/www.grammarly.com\/?ref=comparateur-ia","cia_prix":"Freemium - Starting from $12\/month","cia_devise":"USD","cia_date_test":"","cia_highlight":"Instantly improve your texts with clarity, tone and coherence suggestions for flawless professional communication.","cia_logo":"\/partners\/grammarly.png","cia_og_image":"","cia_partner":"Grammarly Inc.","cia_json_id":"grammarly","cia_verdict":"Grammarly has established itself as the reference AI writing assistant for English, offering much more than simple spell-checking. Its strength lies in its ability to analyze tone, clarity and engagement of your texts, transforming awkward sentences into flawless professional communications. Native integrations with Gmail, Word, Slack and other platforms make it a discreet yet effective daily companion. Plagiarism detection and full rewriting suggestions justify Premium investment for demanding professionals. The intuitive interface allows immediate adoption, while Business features (style guides, centralized billing) appeal to teams. However, the complete lack of multilingual support is a major limitation for French speakers, and $12\/month may seem high for occasional use. Grammarly shines most for regular English-speaking writers who value careful and professional writing. 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The tool does not support grammatical correction or analysis of texts in French. For a French alternative, you can turn to tools like LanguageTool which support more than 30 languages.\"},{\"q\":\"What is the difference between free and Premium Grammarly?\",\"a\":\"The free version offers basic corrections (grammar, spelling, punctuation) and simple tone detection. Grammarly Premium ($12\/month) adds full sentence rewriting, plagiarism detection, advanced vocabulary suggestions, in-depth clarity analysis and 1000 AI prompts per month versus 100 with free.\"},{\"q\":\"Which platforms is Grammarly available on?\",\"a\":\"Grammarly integrates across many platforms: browser extensions (Chrome, Firefox, Edge, Safari), desktop applications (Windows, Mac), Microsoft Office plugins (Word, Outlook), Google Docs, Gmail, Slack, Notion, and iOS and Android mobile apps. It works in the background on most websites.\"},{\"q\":\"Can Grammarly detect plagiarism in my texts?\",\"a\":\"Yes, but only with a Premium or Business subscription. The plagiarism detector compares your text against more than 16 billion web pages and the ProQuest academic database. It identifies duplicate content and provides sources so you can cite correctly or paraphrase.\"},{\"q\":\"Is Grammarly suitable for students and academics?\",\"a\":\"Absolutely. Grammarly is very popular with students for writing essays, dissertations and academic work. Premium features like plagiarism detection, clarity suggestions and coherence analysis are particularly useful. While there is no dedicated student pricing, the $12\/month annual subscription remains affordable and promotions are regularly offered.\"}]","cia_languages":"[\"en\"]","cia_read_more":"[{\"href\":\"\/comparatifs\/ia-redaction\",\"title\":\"Meilleurs outils IA de r\u00e9daction\",\"desc\":\"D\u00e9couvrez notre comparatif complet des assistants d'\u00e9criture et outils de g\u00e9n\u00e9ration de contenu pour cr\u00e9ateurs et professionnels.\"},{\"href\":\"\/comparatifs\/ia-productivite\",\"title\":\"IA pour la productivit\u00e9\",\"desc\":\"Explorez les outils d'intelligence artificielle qui automatisent vos tu00e2ches et optimisent votre efficacit\u00e9 au quotidien.\"},{\"href\":\"\/guides\/alternatives-chatgpt\",\"title\":\"Alternatives \u00e0 ChatGPT\",\"desc\":\"Trouvez l'assistant IA qui correspond \u00e0 vos besoins parmi les meilleures alternatives au c\u00e9l\u00e8bre chatbot d'OpenAI.\"},{\"href\":\"\/comparatifs\/ia-assistants\",\"title\":\"Comparatif des assistants IA\",\"desc\":\"Analyse d\u00e9taill\u00e9e des assistants intelligents pour vous aider \u00e0 choisir le copilote id\u00e9al selon vos usages.\"}]","cia_seo_title":"","cia_seo_description":"","cia_seo_h1":"","cia_review_seo_title":"","cia_review_seo_desc":"","cia_created_at":"2025-11-14","cia_updated_at":"2025-11-14","cia_note_globale":4.7,"cia_note_count":152,"cia_prix_mensuel":12,"cia_ranking":999,"cia_verified":true,"cia_featured":false,"cia_selection":false,"cia_is_affiliate":false,"cia_has_review":true,"cia_trial":true,"cia_langue_fr":false,"cia_api_disponible":false,"footnotes":""},"categorie-ia":[184,183],"tag-ia":[387,67,117,188],"tarification":[17,16],"niveau-utilisateur":[],"metier":[],"class_list":["post-11446","outil_ia","type-outil_ia","status-publish","has-post-thumbnail","hentry","categorie_ia-drafting","categorie_ia-productivity","tag_ia-assistant-ia-en","tag_ia-copilote-bureautique","tag_ia-correction-grammaticale","tag_ia-rewriting-text-improvement","tarification-essai-gratuit","tarification-payant"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - 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