Compare PDF
Easily display the changes between two versions of the same file.
or drop PDFs here
Your files are processed in your browser and never uploaded to any server.
How to use Compare PDF
- 1Select the original PDF and the changed PDF.
- 2Choose text comparison or visual comparison.
- 3Review highlighted differences and download a report.
About Compare PDF
Spot edits in contracts, drafts and drawings. Text mode shows added and removed words; visual mode highlights every changed pixel area.
- No upload – 100% private processing on your device
- Free with no watermark and no sign-up
- Works on Windows, Mac, Linux, Android and iOS
Frequently asked questions
Is Compare PDF free to use?
Yes, completely free. No registration, no watermarks and no daily limits.
Are my files safe?
Your files never leave your device. All processing happens locally in your web browser, so nothing is uploaded to any server.
Does it work on mobile phones?
Yes. It works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux – no app installation needed.