Compare the two [revision pdf] sets to identify changes in the structural details and produce a short list of differen…
Open Adobe Acrobat Pro on your computer.
Go to the Tools pane and select Compare Files.
In the Compare Files window, click Select File on the left to choose the older version of your PDF.
Click Select File on the right to choose the newer version of your PDF.
Click Compare to start the comparison process.
Review the summary report that appears, which highlights all text and graphic differences between the two files.
Best practiceFor best results, avoid using scanned PDFs as input, since Acrobat compares text and graphics most accurately with digitally generated files.
Use the side-by-side view and navigation tools to examine each change in detail, including both textual edits and visual modifications.
Best practiceYou can focus the comparison on text, graphics, or both by adjusting the settings before running the comparison.
After comparing, use the navigation panel to quickly jump between each detected change in your PDFs.
This runs in the Acrobat app - there is no separate API for this task.
Comparing two PDF versions helps you quickly see what has changed between them. This is useful for checking revisions in documents like contracts, reports, or designs, saving you time from reading every word again. It highlights additions, deletions, and modifications.
Compare Files fails if either PDF has security settings that block comparison. This is a protection put on the file to control who can change or view it. To fix this, you need to remove the security settings from both PDF files before trying to compare them. Look for the 'Protect' tool in Acrobat to manage security.
Yes, when using Compare Files, you can choose to 'Compare text only'. This option is helpful if you are only interested in changes to the words and numbers, and do not want to see differences in pictures or other graphics. It makes the comparison more focused on content.