Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. Originality.ai records 2,049,639 monthly visits with +2.8% growth and Paid pricing.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
AI detector, plagiarism and content-quality checks in one scan
| Dimension / Metric | | |
|---|---|---|
| Official Domain | grammarly.com | originality.ai |
| Pricing Model | Freemium | Paid |
| Monthly Visits | 58.87M (58,867,412) | 2.05M (2,049,639) |
| MoM Traffic Delta | -916.08K (-1.5%) | +55.72K (+2.8%) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🇺🇸 United States (38.4%) |
| Direct Visits / mo | 25.4M | 890.71K |
| User Rating | 4.4 | 4 |
| Supported Platforms | Website | Website |
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 detector, plagiarism and content-quality checks in one scan
Classifies text as AI, original or mixed and pinpoints which sentences most influenced the score, so reviewers know exactly where to look.
Runs plagiarism matching, readability scoring, grammar and spelling fixes, guideline checks and fact/hallucination screening from the same scan.
Upload DOCX, PDF or DOC files, paste text, scan a URL, or queue large batches of documents to process at scale.
Check content inside Chrome and Google Docs, or wire detection into your own apps through the REST API and MCP server.
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.
Features a popular freemium AI detector with intuitive sentence breakdowns, but has less reliable accuracy on heavily edited content.
Features a popular freemium AI detector with intuitive sentence breakdowns, but has less reliable accuracy on heavily edited content.
Provides similar AI detection accuracy and educator-focused reporting, but lacks Originality's built-in advanced fact-checking and comprehensive readability suites.
Provides similar AI detection accuracy and educator-focused reporting, but lacks Originality's built-in advanced fact-checking and comprehensive readability suites.
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
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.
SpecialistCombines AI detection with powerful text humanization tools, whereas Originality focuses strictly on verification and content integrity.
SpecialistCombines AI detection with powerful text humanization tools, whereas Originality focuses strictly on verification and content integrity.
Offers robust enterprise-grade plagiarism and AI detection across multiple languages, but can be less transparent on sentence-level model scoring.
Offers robust enterprise-grade plagiarism and AI detection across multiple languages, but can be less transparent on sentence-level model scoring.
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.
SpecialistHumanize AI text and check it against major AI detectors
SpecialistHumanize AI text and check it against major AI detectors
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
SpecialistProvides multilingual AI detection and sentence-level writing integrity analysis, but lacks comprehensive enterprise plagiarism database coverage.
SpecialistProvides multilingual AI detection and sentence-level writing integrity analysis, but lacks comprehensive enterprise plagiarism database coverage.
