🇬🇧WebFileTools/Compare Two PDFs
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🔍 Compare Two PDF Files

Visualize differences between two PDFs side by side or in overlay mode. 100% browser-based.

100% browser-based — no file uploaded.

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PDF A

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PDF B

What is Compare Two PDFs?

The PDF comparison tool displays two documents side by side page by page, with an overlay mode to visually identify differences between versions.

How to use this tool?

Import two PDFs, navigate page by page to compare them side by side. Enable overlay mode to see differences in transparency.

Benefits

  • Visual page-by-page comparison
  • Overlay mode
  • 100% browser-based
  • No page limit

Frequently Asked Questions

How does the comparison work?
Both PDFs are rendered page by page as images via pdf.js, then displayed side by side. An overlay mode lets you visually detect differences.
Are my files private?
Yes, processing is 100% local in your browser. No files are sent to any server.
Is there a page limit?
No, but very large PDFs may slow down rendering in the browser.

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