🔥 SmokePDF

Compare PDF Files

Compare two versions of a PDF file to visually spot text edits, additions, or deletions instantly.

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Select 2 PDF files to compare (Original file & Modified file) Drag and drop 2 PDF files here or click to browse
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📖 How to Compare Two PDF Files

  • 1
    Upload File 1 (Original) and File 2 (Modified version).
  • 2
    Select your preferred comparison mode (Visual Diff Overlay or Side-by-Side).
  • 3
    Click 'Compare Documents Now' to process locally in your browser.
  • 4
    Download your PDF comparison report highlighting all changes.

🛡️ Key Benefits of Comparing PDFs Locally

  • Spot Revisions Instantly: Highlights added, modified, or removed text between drafts and contracts.
  • 100% Client-Side Privacy: Sensitive contract comparisons remain strictly private on your device.
  • Exportable Comparison Report: Download a clean PDF containing side-by-side or difference-tinted pages.

💬 Frequently Asked Questions

❓ How are differences highlighted?

In Visual Diff mode, unchanged content appears normally while modified or added elements glow in distinct colors for effortless auditing.

❓ Does it work if files have different page counts?

Yes, the tool compares corresponding page numbers even if page counts differ.

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