Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. pdf.net records 1,257,131 monthly visits with -22.3% growth and Freemium, Free pricing.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
All-in-one online PDF editor with AI helpers for reading, summarizing, and generating documents
| Dimension / Metric | | |
|---|---|---|
| Official Domain | grammarly.com | pdf.net |
| Pricing Model | Freemium | Freemium, Free |
| Monthly Visits | 58.87M (58,867,412) | 1.26M (1,257,131) |
| MoM Traffic Delta | -916.08K (-1.5%) | -360.37K (-22.3%) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🇺🇸 United States (76.7%) |
| Direct Visits / mo | 25.4M | 181.52K |
| User Rating | 4.4 | 4.1 |
| 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.
All-in-one online PDF editor with AI helpers for reading, summarizing, and generating documents
Edit text, fonts, sizes and colours directly in the document, insert images, add page numbers, watermarks and Bates numbering, rotate, extract or rearrange pages, and split or merge files.
Convert between PDF and Word, Excel, PowerPoint, CSV, JPG, PNG, HEIC, EPUB, Markdown and text, including bank-statement-to-spreadsheet and PDF comparison workflows.
Type, draw or upload a signature, request signatures by email, add password protection, black out sensitive content and make flat or scanned forms fillable.
Chat with a PDF to ask questions about its contents, summarize a long document into key points, generate a formatted PDF from a description, or have AI populate a form automatically.
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.
SpecialistDelivers quick PDF summarization and document chat, but lacks the broader editing and e-signature features of pdf.net.
SpecialistDelivers quick PDF summarization and document chat, but lacks the broader editing and e-signature features of pdf.net.
Provides professional desktop and cloud PDF editing software with extensive document conversion tools, but requires downloads.
Provides professional desktop and cloud PDF editing software with extensive document conversion tools, but requires downloads.
SpecialistAn AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media
SpecialistAn 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.
Offers a robust free PDF editing and reading suite with built-in AI summarization, rivaling pdf.net's workspace.
Provides comprehensive cloud PDF conversion and editing tools paired with AI chat, closely matching pdf.net's feature set.
Provides comprehensive cloud PDF conversion and editing tools paired with AI chat, closely matching pdf.net's feature set.
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.
Features a massive collection of free browser-based file utilities, though with a less polished dedicated PDF workspace.
Features a massive collection of free browser-based file utilities, though with a less polished dedicated PDF workspace.
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
SpecialistSpecializes purely in conversational Q&A and chat with PDF documents, lacking advanced editing and e-signature tools.
