Compare PDF
Compare two PDFs side by side with highlighted text changes and visual differences per page.
Runs in your browserFree · no sign-up
How to use Compare PDF
- 1
Choose or drop your file
- 2
Adjust the options
- 3
Process and download the result
Frequently asked questions
Is Compare PDF private?
Yes. This tool runs entirely in your web browser. Your files are processed on your device and are never uploaded to our servers.
Is there a file size limit?
Without an account you can process files up to 50 MB. Paid plans raise the limits.
Do I need to install anything?
No. It works in any modern browser on Windows, macOS, Linux, Android and iOS.