Grammarly logo - Content Creation AI tool

Grammarly

AI ToolFreemium

AI-powered free grammar checker and writing assistant providing real-time proofreading, sentence rewrites, tone detection, and plagiarism detection across all devices.

grammar-checkerai-writing-assistantproofreadingplagiarism-detectionsentence-rewritertone-detectioncontent-creation

Last updated:

Grammarly screenshot - Content Creation interface and features overview

Key Features & Benefits

  • Grammarly is a content creation solution designed for professional environments
  • Suitable for businesses looking to streamline content workflows
  • Pricing model: Freemium - making it accessible for both personal and professional use
  • Part of our curated Content Creation directory with 7+ specialized features

About Grammarly

Grammarly is a comprehensive AI-powered writing assistant that transforms how individuals and teams communicate by delivering real-time grammar, spelling, punctuation, and style corrections. Built on advanced natural language processing and machine learning technologies, Grammarly integrates seamlessly as a browser extension, desktop application, or within popular productivity tools to analyze text contextually and offer intelligent suggestions. The platform goes beyond basic spell-checking to provide full-sentence rewrites, tone adjustments, and specialized AI agents that activate automatically based on writing context, helping users craft clear, effective, and professional communications without manual prompting.

The platform features an innovative AI-native docs interface alongside context-aware agents for specific tasks like grading academic papers, finding citations, paraphrasing content, and predicting reader reactions. With generative AI capabilities powered by large language models, Grammarly enables users to draft, expand, and refine content while maintaining their authentic voice. The free grammar checker provides essential corrections and 100 monthly AI prompts, while Pro subscribers gain access to 2000+ monthly prompts, plagiarism detection scanning billions of web pages, brand consistency tools, and advanced style guides. Enterprise customers benefit from unlimited AI prompts, enhanced security features, and team management capabilities designed for organizations requiring 150+ seats.

Grammarly serves students, professionals, businesses, and collaborative teams seeking to elevate writing quality across academic work, professional communications, and enterprise content creation. The platform's adaptive learning system personalizes suggestions based on user feedback and writing patterns, ensuring recommendations become increasingly relevant over time. Cross-platform integration enables consistent writing assistance across browsers, mobile devices, email clients, and document editors, while team analytics and performance tracking dashboards provide visibility into communication effectiveness. With support for custom brand tones, knowledge sharing libraries, and snippet management, Grammarly empowers organizations to maintain consistent voice and style while accelerating content production through AI-assisted writing workflows.

Visit Website

Disclosure: Some links are affiliate links. We may earn a commission. Learn more.

Key Features

Real-time free grammar checker with spelling and punctuation corrections across all applications

AI-powered sentence rewriter delivering full-sentence improvements and clarity enhancements

Tone detection and adjustment ensuring audience-appropriate communication style

Plagiarism detection scanning billions of web pages for originality verification

Generative AI for drafting and expanding content with 2000+ monthly prompts on Pro

Context-aware AI agents for grading citations paraphrasing and reader reaction predictions

Custom style guides and brand tone enforcement for consistent team communications

AI-native docs interface for seamless document creation and collaborative editing

Cross-platform integration including browser extensions desktop apps and mobile devices

Team analytics dashboards tracking writing performance and engagement metrics

Knowledge sharing libraries and snippet management for collaborative workflows

Adaptive learning system personalizing suggestions based on user feedback and patterns

Pricing Plans

Free

$0/month

  • Basic grammar and spelling checks
  • Tone detection
  • 100 AI prompts per month
  • Limited app actions

Pro

$12/member/month (billed annually) or $30/month (billed monthly)

  • Everything from Free plan
  • Full-sentence rewrites
  • Plagiarism detection
  • 2,000 AI prompts per member per month
  • Tone adjustments
  • Brand consistency features
  • Style guides
  • Brand tones
  • Knowledge share
  • Snippets
  • Usage analytics
  • All app actions

Enterprise

Custom pricing - contact sales

  • All Pro features
  • Enhanced security
  • Team management features
  • Unlimited AI prompts per member
  • Enterprise-grade privacy and security
  • All app actions

Pricing information last updated: January 22, 2026

Visit Website

Disclosure: Some links are affiliate links. We may earn a commission. Learn more.

FAQs

Is Grammarly's free grammar checker really free to use?

Yes, Grammarly offers a completely free grammar checker that requires no credit card and provides basic grammar, spelling, and punctuation corrections along with tone detection. The free plan includes 100 AI prompts per month and works across browsers, desktop apps, and mobile devices. While the free version covers essential writing needs, upgrading to Pro unlocks advanced features like plagiarism detection, full-sentence rewrites, and 2000 monthly AI prompts for more comprehensive writing assistance.

How does Grammarly's plagiarism detection work?

Grammarly's plagiarism detection feature, available on Pro and Enterprise plans, scans your text against billions of web pages to identify potential matches and unoriginal content. The tool highlights passages that may require citation and provides percentage-based originality scores to help ensure academic integrity and content authenticity. This proofreading capability is particularly valuable for students, researchers, and content creators who need to verify their work's uniqueness before publication or submission.

What is the difference between Grammarly Free and Pro subscriptions?

Grammarly Free provides basic grammar checking, spelling corrections, tone detection, and 100 monthly AI prompts, while Pro offers advanced features including full-sentence rewrites, plagiarism detection, 2000 monthly AI prompts, brand consistency tools, custom style guides, and comprehensive usage analytics. Pro subscribers also gain access to all app actions, knowledge sharing libraries, and can support up to 149 team members. The Pro plan costs $12 per month when billed annually or $30 monthly, with student discounts reducing the annual rate to approximately $8.40 per month.

Can Grammarly check punctuation and sentence structure automatically?

Yes, Grammarly's punctuation checker automatically identifies and corrects punctuation errors, sentence fragments, run-on sentences, and parallel structure issues in real-time as you write. The AI-powered sentence checker analyzes grammar, clarity, and readability across all integrated applications, providing instant suggestions to improve your writing. Both free and Pro users benefit from these core proofreading features, though Pro subscribers receive more advanced sentence rewriting capabilities and style recommendations for enhanced communication effectiveness.

Does Grammarly offer citation generation tools for academic writing?

Yes, Grammarly includes specialized AI agents for citation finding and generation, particularly useful for academic writing and research papers. The Grammarly citation generator helps users locate relevant sources and format citations appropriately, while the grading agent provides feedback on academic writing quality. These features work alongside the platform's grammar corrector and plagiarism detection to support students and researchers in producing high-quality, properly attributed academic work. Citation tools are enhanced on Pro and Enterprise plans with unlimited AI prompts for comprehensive research assistance.

How does Grammarly's paraphrase tool compare to manual sentence rewriting?

Grammarly's paraphrase tool uses advanced AI to rewrite entire sentences while preserving original meaning, offering faster and more varied alternatives than manual rewriting. The Grammarly paraphrase feature suggests multiple rephrasing options with different tones and styles, helping users avoid repetition and improve clarity. Available on Pro and Enterprise plans, this sentence rewriter integrates seamlessly into your writing workflow and learns from your preferences over time. The tool is particularly valuable for content creators, students, and professionals who need to express ideas in fresh ways while maintaining authenticity and avoiding plagiarism.