DiffPDF - compare PDF Files. DiffPDF is used to compare two PDF files—textually or visually.
DiffPDF is a Windows graphical user interface (GUI) program for comparing two PDF files. DiffPDF shows pairs of pages from the two PDFs being compared with any differences highlighted. Comparisons can be made based on the text regardless of layout, or based on appearance (which accounts for fonts, colors, layout, diagrams, images, etc.)
Top 10 Underhyped Windows Apps. I have a few Metro Apps that I can recommend.
As a Desktop Explorer alternative, I can recommend My Explorer for simple browsing and Metro Commander for moving files from A to B, or C:\ to D:\. If you use Dropbox, then you also might want to install the official Dropbox App. Chocolatey Gallery. Classic Shell - orb for windows 8.