Compare two PDFs
See which text changed on each page, and lay the two files over each other to spot layout changes.
File
Drop the original PDF, then the new one
Up to 50 pages each · stays on this device
Options
What it does
Compare two PDFs reads the text of both files page by page and marks the lines that were added or removed. A visual overlay shows what moved or changed on the page: red is only in the first file, blue only in the second. It runs on your device.
How to use it
- 1Drop the original PDF and the new PDF.
- 2Choose a page.
- 3Read the text changes or switch to the overlay.
Questions
Are my files uploaded?
No. Both files stay on your device.
Does it work on scans?
The overlay does. The text comparison needs PDFs with real text: make a scan searchable first.
How big can the files be?
Up to 50 pages each.
AD320 × 100