Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. GPTZero: AI Detection & Writing Replay records 0 monthly visits with — growth and Freemium pricing.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
AI detection, citation checks and writing replays inside Google Docs
| Dimension / Metric | | |
|---|---|---|
| Official Domain | grammarly.com | chrome.google.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 58.87M (58,867,412) | 0 (0) |
| MoM Traffic Delta | -916.08K (-1.5%) | 0 (—) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🌐 Global (—) |
| Direct Visits / mo | 25.4M | 0 |
| User Rating | 4.4 | 4.5 |
| Supported Platforms | Website | Browser Extension |
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
Works natively inside Chrome, Safari, Firefox, Edge, Windows, Mac, Google Docs, MS Office, and mobile keyboards to flag grammar mistakes, rewrite tangled sentences, and shift tone toward confident, empathetic, or executive registers.
Deploys contextual AI agents that predict how a target audience will react to a draft, locate credible supporting citations, grade essays against rubric criteria, and generate drafts using up to 2,000 monthly prompts on Pro.
Scans text against billions of web pages and academic databases for accidental plagiarism, detects AI-generated passages, and logs transparent document provenance via Authorship reports in Google Docs and Word.
Enables teams on Pro and Enterprise plans to codify company terminology, ban deprecated jargon, enforce inclusive language, insert shared Snippets, and surface internal company definitions inline.
AI detection, citation checks and writing replays inside Google Docs
Run AI-detection checks continuously as a document is written, not just after it is finished.
Play back how a document was written, edited and pasted, with typing-pattern analysis and multi-user contribution percentages.
Flag hallucinated or inaccurate references, uncited claims and plagiarism, then suggest better sources.
Upload a rubric and assignment details so feedback is drafted directly into Google Docs comments.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
AI content detection and a full writing toolkit in one place
AI content detection and a full writing toolkit in one place
AI detection and writing verification built for schools and editors
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
Detect, humanize and verify AI content in one place
Detect, humanize and verify AI content in one place
AI detector, plagiarism and content-quality checks in one scan
AI detector, plagiarism and content-quality checks in one scan
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
Multilingual AI detector with sentence-level insight
Multilingual AI detector with sentence-level insight
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
Detect AI-generated text and images with benchmark-tested accuracy
Detect AI-generated text and images with benchmark-tested accuracy
