Free Online PDF Compare Tool
Use this free PDF Compare Tool to compare two PDF files directly in your browser. Upload the original PDF and the revised PDF, then check page count, file size, page dimensions, and metadata differences in a clean report.
This tool is useful when you receive a new PDF version and want to quickly confirm whether pages were added, removed, resized, or changed at the document metadata level before sending, printing, or archiving it.
Your PDFs are processed locally in the browser with no login and no server upload. The files stay on your device while the tool creates a readable comparison summary.
Key Features
When to Use This PDF Compare Tool
How to Use the PDF Compare Tool
- 1. Select the original or base PDF file from your device.
- 2. Select the revised or comparison PDF file.
- 3. Review page count, file size, page dimension, and metadata differences.
- 4. Inspect the detailed difference lists if changes are found.
- 5. Copy the comparison report for tickets, QA notes, or client communication.
PDF Compare Tool FAQ
Does this PDF Compare Tool upload my files?
No. Both PDFs are read locally in your browser, and no login is required.
What does this tool compare?
It compares page count, file size, page dimensions, and metadata fields such as title, author, creator, producer, and dates.
Does it visually compare text and images inside PDF pages?
No. This version checks document structure and metadata. It does not perform visual pixel-by-pixel comparison or text extraction.
Can I use it for client PDF revisions?
Yes. It is useful for quickly checking whether a revised PDF has different page counts, dimensions, file size, or metadata before sending or approving it.
Can it compare encrypted PDFs?
Encrypted, password-protected, corrupted, or unsupported PDFs may not be readable in the browser.