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How to Compare Two PDF Documents Online for Free

April 20, 20264 min readPDFMagik Team

Why Compare PDFs?

When reviewing contracts, legal documents, or reports you need to know exactly what changed between two versions. Manually reading both documents side by side is slow and error-prone. A PDF comparison tool highlights every addition, deletion, and change automatically — so you can focus on reviewing rather than hunting for differences.

How to Compare PDFs with PDFMagik

1

Open the Compare PDFs tool

Go to PDFMagik Compare PDFs. No login needed.

2

Upload both PDFs

Upload the original (version 1) and the revised PDF (version 2).

3

View the differences

Added text highlights in green, deleted text in red — every change flagged instantly.

4

Download the report

Download a comparison report PDF to share with your team.

Tip: For best results both PDFs should have selectable text. If your PDFs are scanned, run PDF OCR first before comparing.

Common Use Cases

What Gets Compared

Compare two PDFs — free

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