Here’s a common problem. Someone sends you a PDF file, and you need to make large-scale changes in it, the kind of wholesale editing that's impossible to do in PDF-editor apps like the ones you might ...

Ah, the mighty PDF! The letters stand for Portable Document Format, which refers to a file type easily shared by various operating systems and types of hardware. This ease is due to the fact that PDFs ...

Quite a few apps, including some free ones, turn your PDFs into editable Word docs or image files that you can embed. It's easier than you may think. I've been writing about software and hardware for ...