Grammarly
AI-powered writing assistant for clear, effective communication
Founded
N/A
Starting Price
Free
Category
AI Writing & Content
Last updated February 10, 2026
About Grammarly
Grammarly is a comprehensive AI-powered writing assistant that helps users improve their writing across grammar, spelling, punctuation, clarity, and tone. With over 30 million daily active users, it's one of the world's most trusted writing tools, offering real-time suggestions as you type across web browsers, desktop apps, and mobile devices. The platform features GrammarlyGO, an advanced generative AI tool that can create drafts, rewrite content, and adjust tone based on simple prompts. It works seamlessly with popular platforms like Google Docs, Microsoft Word, Gmail, Outlook, and major social media sites. Beyond basic grammar checking, Grammarly Pro offers advanced features like tone detection, full-sentence rewrites, plagiarism detection, and vocabulary enhancement. Grammarly is ideal for professionals, students, content creators, and anyone who writes regularly. The Enterprise plan provides teams with style guides, brand tone customization, analytics dashboards, and centralized billing for organizations that need consistent communication across their workforce.
Pros & Cons
Pros
- Highly accurate grammar and spelling detection with contextual understanding
- GrammarlyGO AI makes content creation and rewriting extremely fast
- Seamless integration with virtually all writing platforms and tools
- Clear explanations for each suggestion help users learn and improve
- Clean, non-intrusive interface that works in real-time without slowing down typing
Key Features
Real-Time Grammar Checking
Instantly catch grammar, spelling, and punctuation errors as you type with context-aware suggestions and explanations for each correction.
GrammarlyGO Generative AI
Create drafts, rewrite content, brainstorm ideas, and adjust tone using simple AI prompts. Transform rough ideas into polished writing in seconds.
Tone & Style Detection
Automatically detect the tone of your writing (formal, casual, confident, etc.) and get suggestions to adjust it for your audience and purpose.
Plagiarism Detection
Check your writing against over 400 billion web pages and academic papers to ensure originality and proper citation.
Full-Sentence Rewrites
Get AI-powered suggestions to rephrase entire sentences for better clarity, conciseness, and readability while maintaining your original meaning.
Cross-Platform Integration
Work seamlessly across desktop apps, browser extensions, mobile keyboards, Microsoft Office, Google Workspace, Slack, and more.
Pricing
Free
Free
- Basic grammar and spelling checks
- Punctuation corrections
- Conciseness suggestions
- Tone detection
- Browser extension and mobile keyboard
Best For
Professional Email Communication
Ensure every client email, internal message, and business correspondence is clear, professional, and error-free with tone suggestions tailored to your audience.
Academic Writing & Research
Students and researchers use Grammarly to polish essays, papers, and dissertations while checking for plagiarism and maintaining academic tone.
Content Creation & Marketing
Content creators, bloggers, and marketers leverage GrammarlyGO to generate first drafts, refine copy, and ensure brand consistency across all channels.
Non-Native English Speakers
ESL professionals and students rely on Grammarly's detailed explanations and vocabulary suggestions to improve their English writing skills over time.
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