How to Use Grammarly Like a Pro (2026 Guide)

Démarrage rapide

This guide covers every Grammarly feature:

• Commencer — Créer un compte et effectuer la configuration de base
• Comment utiliser le correcteur grammatical — Find and fix grammar, spelling, and punctuation errors
• How to Use Tone Suggestions — Adjust your voice and tone to match your intended audience
• Comment utiliser un détecteur de plagiat — Compare your text against billions of pages for originality
• How to Use Paraphrasing Tool — Rewrite sentences with better word choice and clarity
• Comment utiliser les outils d'écriture IA — Use generative AI to brainstorm and draft content
• How to Use Proofreading — Catch typos and mechanics errors across all your apps

Temps nécessaire : 5 minutes par fonctionnalité

Vous trouverez également dans ce guide : Conseils de pro | Erreurs courantes | Dépannage | Tarification | Alternatives

Pourquoi faire confiance à ce guide ?

I started using Grammarly years ago and have tested every feature covered here. This tutorial comes from real hands-on experience — not marketing fluff or vendor screenshots.

Grammarly is one of the most popular grammar vérificateur outils disponibles aujourd'hui.

It works by pointing out errors in grammar, spelling, and tone as you type.

Mais la plupart des utilisateurs n'exploitent qu'une infime partie de ses possibilités.

Ce guide vous montre comment utiliser chaque fonctionnalité principale.

Étape par étape, avec captures d'écran et conseils de pro.

Grammarly Tutorial

This complete How to Use Grammarly tutorial walks you through every feature step by step, from initial setup to advanced tips that will make you a power user.

Grammarly

Write with confidence everywhere you type. Grammarly checks grammar, spelling, tone, and clarity across your browser, desktop, and mobile device. Try the free version today.

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Premiers pas avec Grammarly

Avant d'utiliser toute fonctionnalité, veuillez effectuer cette configuration unique.

Cela prend environ 3 minutes.

Étape 1 : Créez votre compte

Go to Grammarly’s website and click “Sign Up.”

Vous pouvez vous inscrire par e-mail, Google, Facebook ou Apple.

✓ Point de contrôle: Vérifiez votre boîte de réception pour recevoir un courriel de confirmation.

Step 2: Install on Your Computer

Download the Grammarly desktop app or add the browser extension.

Grammarly supports Chrome, Firefox, Safari, and Edge browsers.

Here’s what the dashboard looks like:

✓ Point de contrôle: Vous devriez voir le tableau de bord principal.

Étape 3 : Définissez vos objectifs d’écriture

Click “Goals” in the editor to set audience, formality, and tone.

This helps the tool give you feedback that fits your context.

How to Use Grammarly Grammar Checker

Correcteur grammatical lets you find and fix grammar, spelling, and punctuation errors in your own writing.

Here’s how to use it step by step.

Étape 1 : Ouvrez votre document

Collez votre texte into the Grammarly editor on your computer.

You can also create a new document from the dashboard.

Step 2: Review Underlined Errors

Grammarly automatically scans your sentences for mistakes.

Each error gets a colored underline pointing to the issue.

Here’s what this looks like:

✓ Point de contrôle: You should see colored underlines under each error.

Step 3: Accept or Ignore Suggestions

Click each suggestion to correct the error immédiatement.

How to Use Grammarly Tone Suggestions

Suggestions de ton lets you adjust your voix and tone so readers feel the confidence you intend.

Here’s how to use it step by step.

Étape 1 : Rédigez ou collez votre texte

Paste your draft into the editor or type directly.

The tone détecteur activates by default on all documents.

Step 2: Check the Tone Indicator

Look at the bottom of the editor for the tone label.

Grammarly shows how your text sounds to readers.

Here’s what this looks like:

✓ Point de contrôle: You should see tone labels like “Confident” or “Friendly.”

Step 3: Apply Tone Feedback

Follow each suggestion to shift your voix as needed.

How to Use Grammarly Plagiarism Checker

Vérificateur de plagiat lets you compare your text against billions of web pages to protect your original text.

Here’s how to use it step by step.

Step 1: Open the Plagiarism Feature

Click the plagiarism icon on the right sidebar.

Note that this feature requires a paid Pro subscription.

Étape 2 : Lancer l’analyse

Grammarly checks your text against billions of online sources.

Wait a few seconds for the scan to finish.

Here’s what this looks like:

✓ Point de contrôle: You should see a percentage score and any matched sources.

Étape 3 : Examiner les sources correspondantes

Decide which flagged passages to rewrite in your own words.

How to Use Grammarly Paraphrasing Tool

Outil de reformulation lets you rewrite sentences with better word choice while keeping the original meaning.

Here’s how to use it step by step.

Step 1: Select the Text to Rewrite

Highlight the sentences you want to paraphrase.

You can select a single sentence or a full paragraph.

Step 2: Click Paraphrase

Grammarly generates alternative versions of your text.

Each option keeps the meaning but improves the structure.

Here’s what this looks like:

✓ Point de contrôle: You should see multiple rewrite options below your selection.

Step 3: Choose Your Preferred Version

Pick the version that fits your writing style best.

How to Use Grammarly AI Writing Tools

Outils d'écriture IA lets you use generative AI to brainstorm, draft, and rewrite content inside the editor.

Here’s how to use it step by step.

Étape 1 : Ouvrez l’assistant IA

Click the generative AI icon in the Grammarly editor.

You can also highlight text and select “Improve with AI.”

Étape 2 : Saisissez votre invite

Describe what you want Grammarly’s AI to create or fix.

For example, ask it to shorten a paragraph or change the tone.

Here’s what this looks like:

✓ Point de contrôle: You should see a generated draft below your prompt.

Step 3: Review and Accept Output

Read the AI-generated text before inserting it.

How to Use Grammarly Proofreading

Proofreading lets you catch typos, spelling errors, and punctuation mistakes across all your apps.

Here’s how to use it step by step.

Step 1: Install Grammarly Everywhere

Add the browser extension or desktop app to your computer.

Grammarly also works on Facebook, email, and other apps.

Step 2: Write as You Normally Would

Grammarly runs automatically in the background as you type.

Red underlines appear under typos and mechanics errors.

Here’s what this looks like:

✓ Point de contrôle: You should see real-time underlines as you type in any app.

Step 3: Fix Errors with One Click

Click each underline to accept the correct spelling or punctuation.

Grammarly Pro Tips and Shortcuts

After testing Grammarly for years, here are my best tips.

Raccourcis clavier

Fonctionnalités cachées que la plupart des gens ignorent

• Weekly Writing Reports: Grammarly sends weekly feedback on your overall score, mistakes, and vocabulary usage so you can learn from patterns
• Personal Dictionary: Add words Grammarly doesn’t recognize to stop false flags across all your documents
• Style Guide (Pro): Set team-wide rules so every écrivain follows the same mechanics and tone by default

Grammarly Common Mistakes to Avoid

Mistake #1: Accepting Every Suggestion Blindly

Mistake #2: Editing While Still Drafting

Mistake #3: Skipping Document Goals Setup

Grammarly Troubleshooting

Problem: Grammarly Not Showing in Browser

Cause: The extension is disabled or conflicts with another add-on.

Réparer: Check your browser extensions page. Enable Grammarly and disable any conflicting grammar tools.

Problem: Suggestions Not Loading

Cause: Slow internet connection or a temporary server issue.

Réparer: Refresh the page and wait a moment. If the issue continues, clear your browser cache and try again.

Problem: Grammarly Not Working in Microsoft Office

Cause: The Grammarly add-in is not installed or needs an update.

Réparer: Open Microsoft Office, go to Add-ins, and install or update the Grammarly plugin. Then restart the app.

📌 Note: If none of these fix your issue, contact Grammarly support.

Qu'est-ce que Grammarly ?

Grammarly is a writing tool that checks grammar, spelling, tone, and clarity across your browser, computer, and mobile device.

Think of it like a spelling and grammar professeur that follows you everywhere you write.

Regardez ce bref aperçu :

Il comprend les fonctionnalités clés suivantes :

• Correcteur grammatical : Flags grammar, spelling, and punctuation errors as you type
• Tone Suggestions: Detects your tone and suggests adjustments for your readers
• Vérificateur de plagiat : Scans your text against billions of pages for originalité
• Outil de reformulation : Rewrites sentences to improve readability and word choice
• Outils d'écriture IA : Uses generative AI to help you create and rewrite text
• Proofreading: Catches typos and mechanics issues across all your apps

Pour une analyse complète, consultez notre Grammarly review.

Tarifs de Grammarly

Here’s what Grammarly costs in 2026:

Essai gratuit : Yes — the free version includes basic grammar and spelling checks with no time limit.

Garantie de remboursement : Yes — you can cancel within 7 days for a refund.

💰 Meilleur rapport qualité-prix : Pro — at $12 USD it unlocks tone, clarity, readability, and plagiarism checks that the free plan does not include.

Grammarly vs Alternatives

How does Grammarly compare? Here’s the competitive landscape:

Sélection rapide :

• Meilleur résultat global : Grammarly — deepest grammar, tone, and clarity coverage
• Meilleur budget : Quillbot — strong free tier for paraphrasing and grammar
• Idéal pour les débutants : Jenni — simple interface built for students
• Idéal pour les rédacteurs SEO : Frase — combines research and writing in one tool

🎯 Grammarly Alternatives

Looking for Grammarly alternatives? Here are the top options:

• 🚀 Jenni : AI research writing assistant that drafts and cites academic papers quickly.
• 💰 Paperpal : Academic editing tool that polishes manuscripts before journal submission.
• 🎨 Yomu: AI writing assistant designed for students writing essays and theses.
• ⚡ Écrire sur Sonic : Contenu IA générateur for marketing copy, blog posts, and ad text.
• 🔒 Phrase : SEO content tool that helps you research, outline, and write articles.
• 🧠 Co-auteur: AI co-writing assistant that helps brainstorm and draft content faster.
• 👶 Obtenir: AI research assistant that finds and summarizes academic papers.
• 🏢 SciSpace : Research platform with AI that explains and summarizes scientific papers.
• 🔧 site : Citation analysis tool that shows how papers have been cited in context.
• 🌟 Quillbot : Paraphrasing and grammar tool with a generous free tier for students.
• ⭐ Guide papier: AI-powered research assistant that helps with paper discovery and writing.
• 🔥 Sider: AI browser sidebar that summarizes, translates, and explains web content.

Pour la liste complète, consultez notre Alternatives à Grammarly guide.

⚔️ Grammarly Compared

Here’s how Grammarly stacks up against each competitor:

• Grammarly contre Jenni: Jenni focuses on academic research writing, while Grammarly covers all writing types with deeper grammar checks.
• Grammarly contre Paperpal: Paperpal targets journal submissions specifically. Grammarly works across every platform and document type.
• Grammarly contre Yomu: Yomu is purpose-built for students. Grammarly fits students and professionals with broader feature coverage.
• Grammarly contre Writesonic: Writesonic generates content from scratch. Grammarly edits and improves your own writing instead.
• Grammarly contre Frase: Frase centers on SEO research and outlines. Grammarly focuses on grammar, tone, and readability across all text.
• Grammarly contre CoWriter: CoWriter assists with content drafting. Grammarly excels at editing, grammar correction, and tone detection.
• Grammarly vs Elicit: Elicit focuses on literature review. Grammarly handles the actual writing, editing, and proofreading.
• Grammarly contre SciSpace: SciSpace is built for reading research papers. Grammarly is built for writing and editing all document types.
• Grammarly vs scite: scite analyzes citation context in research. Grammarly provides writing improvement across grammar, tone, and clarity.
• Grammarly contre Quillbot: Quillbot offers strong paraphrasing at a lower price. Grammarly adds tone detection, style guides, and plagiarism checks.
• Grammarly contre Paperguide: Paperguide blends research and writing. Grammarly provides deeper grammar, tone, and readability analysis.
• Grammarly vs Sider: Sider works as a browser sidebar for summaries. Grammarly is a dedicated writing assistant with deeper editing features.

Start Using Grammarly Now

You learned how to use every major Grammarly feature:

• ✅ Correcteur grammatical
• ✅ Tone Suggestions
• ✅ Détecteur de plagiat
• ✅ Paraphrasing Tool
• ✅ AI Writing Tools
• ✅ Proofreading

Étape suivante : Choisissez une fonctionnalité et essayez-la dès maintenant.

La plupart des gens commencent par un correcteur grammatical.

Cela prend moins de 5 minutes.

Foire aux questions

What is Grammarly and how does it work?

Grammarly is an AI grammar checker that scans your text for errors in spelling, punctuation, tone, and clarity across apps and browsers.

Is Grammarly free to use or do I need a subscription?

The free version covers basic grammar and spelling. Subscribe to Pro for advanced suggestions on clarity, tone, and word choice.

How do I add Grammarly to Microsoft Word or Google Docs?

Install the Grammarly desktop app or browser extension. It automatically connects to Microsoft Office and Google Docs.

What is the difference between Grammarly Free and Grammarly Pro?

Free catches grammar and spelling mistakes. The paid Pro plan adds tone, clarity, readability, word choice, and plagiarism checks.

Can I use Grammarly on my mobile phone?

Yes. Download the Grammarly keyboard app for your mobile device. It checks your writing across all apps on your phone.