DiffPDF is a small but useful tool that compares two PDF files and let you know the differences. This easy to use tool is free for Linux. If you often read books then you can compare for changes in the paragraph and other deep aspects. Let’s see how to install and use DiffPDF in Linux distributions including Ubuntu, Debian, PCLinuxOS, and Fedora.

Compare textCompare AppearancesView ChangesSet Page RangesExclude MarginsProduce ReportsFor comparing the text of two PDF files, first, insert file File#1 and File#2 and from right sidebar select ‘Words‘ from Compare drop-down list. Select view of the files and use preview and next button to see the next changes in the PDFs.If you want to compare also want to compare images of the PDFs then select ‘Appearances‘ from Compare drop-down list from the right sidebar. You can also compare the two PDFs Characterwise. Just select ‘Characters‘ from Compare drop-down list. When you have set everything click compare button from bottom of the sidebar. You’ll notice changes in the highlighted texts.If you want to change the highlighted color of texts then click ‘Options‘ and from Highlighting tab change coloring to your wish.

Ubuntu

PCLinuxOS

Debian

DiffPDF Features

How To Install DiffPDF In Linux Distributions

If you want to compare also want to compare images of the PDFs then select ‘Appearances‘ from Compare drop-down list from the right sidebar. You can also compare the two PDFs Characterwise. Just select ‘Characters‘ from Compare drop-down list. When you have set everything click compare button from bottom of the sidebar. You’ll notice changes in the highlighted texts. If you want to change the highlighted color of texts then click ‘Options‘ and from Highlighting tab change coloring to your wish.