Pixel Diff Get ImageMagick cli tool Windows: choco install imagemagick Convert every pdf page to a rastrized image, use different directories magick convert inputA.pdf output%d.png magick convert inputB.pdf output%d.png Use winmerge to compare the output Text Diff Get pdftotxt http://www.xpdfreader.com/download.html create inputA.txt file xpdf-tools-win-4.03\bin64\pdftotext.exe .\inputA.pdf create inputB.txt file xpdf-tools-win-4.03\bin64\pdftotext.exe .\inputB.pdf Use winmerge to compare the output