Bills, resumes, study notes, office documents… everything somehow ends up as a PDF. And when you’re on Android, you don’t want to keep switching between apps just to read, edit, or convert a file. So if you’re standing in front of me and asking, “Which PDF app should I actually use?”, this list is for you. WPS Office (PDF Included)WPS Office is more than just a PDF app. Final ThoughtsThe best PDF app really depends on what you need.