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Compare PDF

Compare two PDF documents with page-level differences

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.PDF files • Max 200MB

Compare two PDF documents to locate changed text, missing pages, and revised sections before approving or sharing a new version.

How to use Compare PDF

  1. 1.Select the original and revised PDFs.
  2. 2.Run the comparison and review differences by page.
  3. 3.Confirm important changes against both source files.

About this PDF tool

PDF comparison is affected by scans, layout changes, fonts, and OCR. Treat automated differences as review guidance, not a substitute for reading the documents.

Common uses

  • Review contract revisions
  • Check updated reports
  • Find document version changes

Privacy and local processing

SelfPDF is designed for browser-based document processing without an account. Process only files you are authorized to use, and keep a local backup of important originals.

Frequently Asked Questions

Can I compare scanned PDFs?

Scanned files may need OCR before text differences can be identified reliably.