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Last updated: May 17, 2025
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Overview
Grammarly is a widely used AI writing partner that helps users communicate more effectively and clearly. It provides real-time suggestions to correct grammar, spelling, and punctuation errors, and offers advice on improving clarity, conciseness, engagement, and delivery (tone). With the introduction of GrammarlyGO (its generative AI features), it can also help users compose drafts, generate ideas, rewrite sentences or paragraphs, and personalize text for specific audiences and contexts, working across various platforms and applications.
Key Features
✦ Comprehensive Writing Corrections: Checks for grammar, spelling, punctuation, and conciseness.
✦ Clarity & Style Suggestions: Offers suggestions to improve readability, word choice, and sentence structure.
✦ Tone Detection & Adjustment: Identifies the tone of the writing and provides suggestions to adjust it for the intended audience.
✦ Plagiarism Detection (Premium): Checks text for originality against billions of web pages.
✦ GrammarlyGO (Generative AI): Provides AI assistance for ideation, drafting, rewriting, replying to emails, and personalizing text. (Prompt limits based on plan).
✦ Cross-Platform Availability: Works via browser extensions, desktop apps (Windows, Mac), mobile keyboards (iOS, Android), MS Office add-in, and Grammarly Editor.
✦ Style Guide & Brand Tones (Business): Allows teams to maintain consistent writing style and brand voice.
Advantages
🟩 Improved Writing Quality: Helps produce clear, concise, and error-free writing.
🟩 Real-Time Feedback: Provides instant suggestions as you type across many platforms.
🟩 Enhanced Confidence: Helps users feel more confident about their writing.
🟩 Educational Value: Explanations for suggestions can help users improve their writing skills over time.
🟩 Versatile Tool: Useful for a wide range of writing tasks, from emails and social media to academic papers and professional documents.
🟩 Generative AI Features: GrammarlyGO adds capabilities for quick drafting, ideation, and rewriting.
Limitations
🟥 Free Version Limitations: The free plan offers basic grammar, spelling, and punctuation checks, with limited generative AI prompts. Advanced suggestions and plagiarism detection are premium.
🟥 Can Be Prescriptive: Suggestions might sometimes be overly rigid or not suitable for all writing styles (especially creative writing).
🟥 Internet Connection Required: Most features require an internet connection to function.
🟥 Cost of Premium/Business: Full access to all features can be a significant subscription cost.
🟥 Generative AI Prompt Limits: The number of GrammarlyGO prompts is limited on Free and Premium plans; unlimited on Business.
Use Cases
➤ Proofreading & Editing: Correcting grammar, spelling, punctuation, and style errors in any written text.
➤ Improving Clarity & Conciseness: Refining sentences and word choices for better readability.
➤ Tone Adjustment: Ensuring written communication has the appropriate tone for the audience and context.
➤ Academic Writing: Checking for plagiarism and improving the quality of essays and research papers.
➤ Professional Communication: Drafting polished emails, reports, presentations, and other business documents.
➤ Content Creation & Marketing: Enhancing blog posts, articles, social media updates, and marketing copy with AI assistance and generation.
Pricing Details
Grammarly offers several plans:
⭘ Free Plan: Provides basic writing suggestions for grammar, spelling, punctuation, and conciseness, plus limited tone detection and a small number of generative AI prompts (e.g., 100 AI prompts/month for GrammarlyGO).
⭘ Premium Plan (e.g., ~$12/month when billed annually, or ~$30/month when billed monthly): Includes all free features plus advanced suggestions for clarity, engagement, delivery (tone), full-sentence rewrites, vocabulary enhancements, plagiarism detection, and a higher number of generative AI prompts (e.g., 2,000 AI prompts/month).
⭘ Business Plan (e.g., starting at ~$15/user/month when billed annually): Includes all Premium features plus style guides, brand tones, snippets, analytics dashboard, SAML SSO, and unlimited generative AI prompts. Designed for teams of 3 or more.
(Discounts for educational institutions are also available.)
Summary
Grammarly is an AI-powered writing assistant that helps improve grammar, spelling, punctuation, clarity, and tone, and offers generative AI features for drafting and rewriting.
Released Dates
2009 (AI features like GrammarlyGO enhanced significantly around 2023)