Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. Summify records 16,566 monthly visits with +3.2% growth and Freemium pricing.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
A knowledge and memory layer that makes every AI you use smarter
| Dimension / Metric | | |
|---|---|---|
| Official Domain | grammarly.com | summify.io |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 58.87M (58,867,412) | 16.57K (16,566) |
| MoM Traffic Delta | -916.08K (-1.5%) | +511 (+3.2%) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🇺🇸 United States (51.8%) |
| Direct Visits / mo | 25.4M | 6.13K |
| User Rating | 4.4 | 4.2 |
| 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.
A knowledge and memory layer that makes every AI you use smarter
Ingest YouTube videos, podcasts, PDFs, documents, articles, and voice notes, with automatic transcription and searchable timestamps.
Choose from General, Timestamps, Deep Dive, Q&A, Academic, Blog, X, LinkedIn, Action List, Thought Cleaner, and Transcript formats on every plan.
Group sources into scoped libraries per client, deal, or topic, each indexed for grounded retrieval with citations back to the original.
Connect your pods to Claude, ChatGPT, Gemini, Cursor, Windsurf, and any MCP-compatible tool so the same knowledge works everywhere.
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.
An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media
An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media
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.
Meeting summaries, transcripts, and AI search that turn meetings into outcomes
Meeting summaries, transcripts, and AI search that turn meetings into outcomes
Bite-sized book and podcast insights you can finish in 15 minutes
Bite-sized book and podcast insights you can finish in 15 minutes
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.
Turn audio and video into accurate, searchable text in minutes
Turn audio and video into accurate, searchable text in minutes
Turn any video or audio into text in seconds
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
A proactive AI reading lens for papers, videos, and web pages
A proactive AI reading lens for papers, videos, and web pages
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.
