PDFops vs PDFup

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

PDFops compared with PDFup
Detail	PDFops	PDFup
What it does	Hosted PDF API for filling forms, merging documents and inspecting PDFs	Free browser-based PDF tools for merging, editing, converting and organizing files without uploads
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Free
Pricing	Anonymous trial: 100 requests/month/IP free, no signup. Free plan: 250 requests/month with API key ($0). Indie: 4,000 requests/month at $16/month. Pro: 25,000 requests/month at $79/month. Enterprise: custom volume and SLA.	All tools are completely free with no limits on file size, number of files, or usage frequency.
Key features	Fill PDF form fields via HTTP API Merge multiple PDFs into one Sub-100ms response times globally MCP server for AI agents Verified n8n community node Python client with zero dependencies Inspect PDF form fields Generate invoices from JSON Usage dashboard and quota endpoint Only successful calls count against quota	Merge multiple PDF files Compress PDF file size Edit and annotate PDFs Convert images to PDF and vice versa Create and fill PDF forms Sign PDFs digitally Organize and rotate pages Compare two PDF versions
What makes it different	~10× cheaper than DocRaptor, PDFShift, and PDFMonkey No per-MB render tax or compute-second surprises Globally distributed with sub-100ms response times Deterministic, byte-identical output every time Hard caps mean no surprise billing	100% client-side processing with no file uploads to servers Works offline after initial page load
Community votes	0	0
DR (Domain Rating by Ahrefs)	16 no change since last check	4 no change since last check
Trust Flow (Majestic)	19	6
Citation Flow (Majestic)	28	28
Referring domains (Majestic)	104	11

5 details filled in for both companies.

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