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Stirling PDF vs PDFBright

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 PDFBright
DetailStirling PDF logo Stirling PDFPDFBright logo PDFBright
What it doesA free, private PDF editor you can run on any infrastructure. Fix messy PDFs in one click
StageNot given MVP
FoundedNot given Not given
Based inUS Not given
Pricing modelFreemium Free trial
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 Early Access: up to 10 MB and 10 pages per PDF, up to 3 OCR pages per document, no account required. Paid plans paused during Early Access.
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
  • Straighten crooked pages
  • Rotate sideways pages automatically
  • Make scans searchable with OCR
  • Flag blank pages for review
  • Reduce file size while maintaining readability
  • Normalize inconsistent page sizes and orientation
  • Browser-based local processing
  • Cloud import from Google Drive and Dropbox
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
  • One focused workflow handles multiple PDF problems together instead of requiring separate tools
  • Privacy by design with local-first processing in the browser
  • No account required to clean a PDF
  • Automatic diagnosis recommends only the fixes that apply
Community votes00
DR (Domain Rating by Ahrefs)63 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)150
Citation Flow (Majestic)400
Referring domains (Majestic)8720

5 details filled in for both companies.

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