Skip to main content

Built by makers, shipped in public

Sign in

Stirling PDF vs OpenDocScan

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

Stirling PDF compared with OpenDocScan
DetailStirling PDF logo Stirling PDFOpenDocScan logo OpenDocScan
What it doesA free, private PDF editor you can run on any infrastructure. Free document scanner that runs in your browser with no upload, no account, no watermark
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelFreemium Open source
PricingFree: $0/month includes 60+ PDF tools, web/desktop/self-hosted access, open-source editor, and 1,000 monthly credits. Team: $99/month for 100 users, includes everything in Free plus single sign-on, team workspace, and central control. Enterprise: Custom pricing for regulated and air-gapped deploymen Free, no paid tier
Key features
  • PDF reader with lightning-fast reading
  • 60+ PDF editing tools
  • OCR to read scanned pages
  • Classification and tagging
  • Signature validation
  • PDF redaction
  • Compression
  • Routing to multiple destinations
  • API for programmatic access
  • Connectors for tool integration
  • Find and straighten page edges automatically
  • OCR text recognition for searchable PDFs
  • Lighting correction and image enhancement
  • All processing happens locally on device
  • Works offline after page load
  • No account or sign-up required
  • Add to home screen as web app
  • Adjustable page size and image quality
  • Search across all scanned documents
What makes it different
  • Completely free editor forever with no per-seat licensing
  • Run on any infrastructure with files staying yours
  • Process thousands of PDFs with AI-powered automation
  • Every action logged and recorded for compliance
  • Entirely client-side with zero data upload—privacy verifiable in Network panel
  • Open source under MIT or Apache-2.0 with code publicly auditable
  • No watermarks, page limits, or paid tier—completely free
  • Advanced processing in 182 KB core written in Rust and WebAssembly
  • Works on any device with no installation via browser
Community votes00
DR (Domain Rating by Ahrefs)61 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)150
Citation Flow (Majestic)4016
Referring domains (Majestic)8724

5 details filled in for both companies.

More alternatives to Stirling PDF More alternatives to OpenDocScan

Ask us