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Compare PDFs

Easily compare two PDF files online to spot differences. This tool overlays both PDFs, highlighting changes, additions, or deletions with transparency, making it simple to review documents without installing any software or signing up. Perfect for editing checks, revisions, or collaboration.

Select two PDF files to compare

How to Use PDF Compare Tool

  1. Click “Choose Files” to upload the first PDF document from your device.
  2. Upload the second PDF document that you want to compare against.
  3. Press “Compare PDFs” to process both files. The tool will overlay them to highlight differences.
  4. Preview the result directly in the browser using the embedded viewer.
  5. Download the highlighted comparison PDF for offline review or sharing.

FAQ

Is this tool free? Yes, comparing PDFs is completely free and does not require any signup.

Do I need to install anything? No, the entire process runs online in your web browser.

What differences can I see? The tool highlights changes, additions, and deletions using transparent overlays, making revisions easy to spot.

Are my files secure? Yes, uploaded and processed files are automatically deleted after the comparison to ensure your privacy.