Compare PDF — Find Differences Between PDFs

Compare two PDF documents side by side. Highlight differences between versions.

Drop your file here or click to browse

Maximum file size: 50.0 MB

Accepted: .pdf

Features

  • Side-by-side view
  • Highlight differences
  • Text comparison
  • Visual diff
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Frequently Asked Questions

How do I use Compare PDF?
Upload two PDF files — the original and the modified version. The tool highlights all differences between them.
Is Compare PDF free?
Yes, Compare PDF on ToolPix is 100% free with no signup or installation required.
Is my data safe?
Uploaded files are automatically deleted within 2 hours. We never share your data.
What types of differences are detected?
Text additions, deletions, and modifications are highlighted. Image and layout changes are also detected.
Can I compare scanned PDFs?
Yes — OCR is used on scanned PDFs to extract text for comparison. Quality depends on scan clarity.