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Compare two PDF files side by side. Highlight differences in text and layout changes.
Click or drag files here
Supports: PDF • Max: 100MB
Click or drag files here
Supports: PDF • Max: 100MB
Compare PDFs compares two PDF documents side-by-side to highlight text additions, deletions, and visual changes.
Compare contract revisions, project proposal drafts, legal briefs, and technical specifications effortlessly.
Visual diff overlay highlights modified lines and layout changes with clear color coding.
Saves hours of painstaking manual line-by-line document auditing.
Fast in-browser comparison engine generates a clear summary report.
Understanding Compare PDFs is essential for streamlined document management. PDFMate processes pdf files and outputs high-quality pdf documents using modern serverless infrastructure built for speed, precision, and privacy.
All operations performed on Compare PDFs execute with 256-bit SSL encryption. Uploaded files up to 100MB are processed 100% in volatile memory and are never stored on server storage or saved to disk.
Whether working on desktop computers, laptops, tablets, or smartphones, PDFMate's responsive web architecture ensures smooth document workflows without requiring software installations or user accounts.
Added text is highlighted in green, deleted text in red, and modified formatting in yellow.
For scanned documents, run OCR PDF on both files first to enable accurate text comparison.
Yes, download a combined diff PDF highlighting all identified changes.
You can compare PDF files up to 100 pages each for free.
Both documents are processed strictly in volatile RAM and deleted immediately upon session completion.
Yes, 100% free with no subscription required.
Process, merge, and edit PDFs directly on your smartphone.