Like the GIF (that's Graphics Interchange Format), the PDF (Portable Document Format) has survived and flourished through the digital age. That's partly because of its versatility: It's the go-to ...

How to convert an image to PDF Images can be easily converted into PDF files -- whether on Windows, Mac, or directly on your mobile phone. We'll show you how it works and what the advantages are.

Some might suggest you download an app to convert a picture to a PDF on the iPhone, but the truth is you can do it for free without any apps.

Different formats can also make managing several documents cumbersome. Combining these documents into a single PDF file may be helpful for personal or professional use, to deliver simplified, ...

These apps work by photographing each page, compiling the captured photos into a single document, and saving the document into specific file types, such as PDF, Microsoft Word, and JPG.