PDNob vs MD File Viewer

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PDNob compared with MD File Viewer
Detail	PDNob	MD File Viewer
What it does	AI-powered PDF editor for Windows and Mac with OCR, conversion, and editing capabilities	Free online Markdown viewer that renders .md files entirely in your browser
Stage	Established	Not given
Founded	2007	Not given
Based in	HK	Not given
Pricing model	Freemium	Free
Pricing	Lifetime License for $64.99 USD. Free version with full feature trial available.	Not given
Key features	AI-powered OCR with 16+ language support PDF editing with text and image manipulation Batch conversion to 30+ formats Chat with PDF using AI Fillable form creation and e-signing PDF annotation with 100+ shapes Page organization and batch processing Screen recording and screenshot tools	Drag-and-drop .md file viewing Paste Markdown and render Fetch and render Markdown from a public raw URL GFM tables, task lists and strikethrough Syntax-highlighted code blocks KaTeX math rendering Mermaid diagrams Export as PDF, Word (.docx), HTML or PNG Works offline after first load 100% local processing — no uploads
What makes it different	Self-developed PDFium engine opens 100+ page PDFs in 1 second with no lag or crashes Batch process up to 1 million files at once without size limits Source-backed AI answers with clickable page references for verification Free lifetime upgrades with no subscription required	Nothing uploaded to any server, runs entirely in your browser No signup or account required Handles large files without server-side limits Works offline after first load Full Markdown stack with tables, code, math and diagrams
Community votes	0	0
DR (Domain Rating by Ahrefs)	73 no change since last check	1 no change since last check
Trust Flow (Majestic)	24	2
Citation Flow (Majestic)	55	16
Referring domains (Majestic)	4682	4

4 details filled in for both companies.

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