Compare PDF files.
Compare PDF files.

Compare PDF files.

Quickly detect differences between file versions with the file compare tool.

Important documents go through many rounds of revision. Compare two PDF files with our redesigned Compare Files tool — and know you’ve caught every change.
Compare two versions.

Compare two versions.

A highlight bar helps you quickly spot all text and image differences between PDFs.
Review differences.

Review differences.

See what’s been added, deleted, and modified at a glance in an easy-to-scan results summary.
Visualize changes.

Visualize changes.

Easily move through documents using side-by-side or single-page views.
Choose your filter.

Choose your filter.

View only the changes you need to check. Filter by image, text, annotations, or formatting.

How-to guide

How to compare two PDF files:

  1. Within Acrobat, choose Tools > Compare Files.
  2. Click Select File at left to choose the older file version you want to compare.
  3. Click Select File at right to choose the newer file version you want to compare.
  4. Click Compare.
  5. Review the Compare Results summary.
  6. Click Go to First Change to review each file difference.

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