Compare two PDFs
Compare two PDFs in your browser. We read the text on each page and show what was added or removed. Same job as Compare PDFs.
How to compare two PDFs
1.Choose the first PDF, or drop it into the left box.
2.Choose the second PDF on the right.
3.Click Compare. Text is read in your browser.
4.Read the line diff. Added lines start with + and removed lines start with −.
FEATURES
Private
Both files stay on your device. We do not upload them to compare.
Text diff
We compare extracted words, not pixels. Scans without text need OCR first.
Free to start
5 free jobs a day. Upgrade to Pro for larger files and more daily jobs.
Files stay local
This tool does not store your PDFs on our servers.
Page counts
You see how many pages each file has and how many text lines changed.
Works in the browser
Use it from any modern browser on Windows, Mac, or Linux.
Compare two PDF versions without uploading them
This page is for the search “compare two PDFs”. It is the same browser tool as /compare-pdf. Use it when you have two versions of a contract, report, or form and need to see wording changes.
The comparison uses extracted text. Layout, fonts, and images are not compared. Empty scans will look identical until you run OCR.
Both files stay on your computer. One job is counted when the comparison finishes. Not listed as a separate tool.
TOOLS
Optimize & Extract
Convert To PDF
Convert From PDF
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