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PDFops vs EPUB Toolset

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 EPUB Toolset
DetailPDFops logo PDFopsEPUB Toolset logo EPUB Toolset
What it doesHosted PDF API for filling forms, merging documents and inspecting PDFs Browser-based EPUB workspace for viewing, editing, and extracting DRM-free ebook files locally
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingAnonymous 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. Not given
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
  • EPUB viewer for reading chapters and inspecting publication structure
  • Metadata editor to modify title, authors, language, publisher, description, and subjects
  • Cover editor to replace publication artwork
  • Extract chapters to Markdown format with metadata and image references
  • Extract chapters to plain UTF-8 text
  • Browser-local file processing with no server upload
  • Blocks external resources and publication scripts by default
  • Supports EPUB 2 and EPUB 3 formats
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
  • Local browser processing keeps your ebook file private and offline
  • Non-destructive editing preserves original files while creating new versions
  • Focused single-task tools instead of complex full-featured desktop software
  • Clear compatibility limits and honest support boundaries documented
Community votes00
DR (Domain Rating by Ahrefs)16 no change since last check3 no change since last check
Trust Flow (Majestic)196
Citation Flow (Majestic)2827
Referring domains (Majestic)10431

4 details filled in for both companies.

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