Compare two PDFs
Spot the differences between two files, without uploading them.
When two versions of a document look almost identical, finding what changed by eye is painful. This tool compares the two PDFs and highlights the differences, all in your browser, so neither file is uploaded.
How to compare two PDFs
- 1
Add both PDFs
Drop in the two versions you want to compare.
- 2
Compare
The differences are found and highlighted on your device.
- 3
Review the changes
See what was added, removed or changed.
Why compare on your device
The documents you compare are often drafts of something confidential. Comparing them in the browser keeps both versions on your machine.
Frequently asked questions
Are my files uploaded?+
No. The comparison runs in your browser, so neither document leaves your device.
What differences does it show?+
It highlights where the two versions differ so you can see what changed.
Do the files need the same layout?+
They compare best when they are versions of the same document; very different files are harder to align.
Is it free?+
Yes, with no sign-up.