PDF Comparison Tool

Compare two PDFs side-by-side. See differences in page count, size, and basic metadata. All processing happens locally in your browser.

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PDF A

PDF B

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Understanding PDF Comparison

Comparing two PDF documents is useful in many scenarios: checking if a revised contract matches the original, verifying that a compressed PDF still has the same structure, or auditing documents for compliance.

What Metadata Tells You

  • Page Count — The total number of pages in the document.
  • File Size — Affected by images, fonts, and embedded attachments.
  • Title & Author — Document properties set by the creator.
  • Creator & Producer — The software used to create and convert the PDF.
  • Creation Date — When the PDF was originally generated.

Limitations

This tool reads structural metadata only. It cannot detect changes in text, images, or layout within pages. For visual or text comparison, consider using dedicated diff tools or reviewing the documents side by side.

Frequently Asked Questions

This tool compares structural metadata between two PDF files: page count, file size, title, author, creator, producer, and creation date. It does not compare the actual text or visual content inside the pages.

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