Compare PDF

Compare extracted text from two PDF versions in a downloadable HTML difference report.

Secure processing • Auto-deleted temporary files • Up to 128 MB

Step-by-Step Guide

How to use Compare PDF in 3 Easy Steps

Upload Version A (Original) and Version B (Modified).

The HTML text report highlights changed extracted text.

Download and open the HTML comparison. This does not compare visual layout or images.

Compare extracted PDF text; image, layout and scan-only differences may not be detected.

Side-by-Side & Overlay Diff

Read the side-by-side text differences in the downloaded HTML report.

Free to Use

No hidden charges, trial periods, or mandatory watermarks.

Automatic File Cleanup

Files are processed securely and temporary working files are deleted automatically after processing.

Questions about Compare PDF

Does it highlight text edits?

The HTML report highlights differences in extracted text. It does not detect every visual, image or layout change.

Encrypt PDF documents with AES-256 password protection for stronger access control.

Remove password and read-only restrictions to edit, copy, or print your files freely.

Place typed signature text or an uploaded signature image on a PDF page.

Add a text watermark such as DRAFT or CONFIDENTIAL to PDF pages.

The comparison is based on extracted text. Layout, images and scan-only changes require separate visual inspection.

This behavior was checked with synthetic test files on 9 October 2026. Results depend on your source document.