Each category of software has one application that becomes the standard for comparison: Microsoft Outlook for e-mail, Word for documents and Adobe Acrobat for PDFs. But there are plenty of reasons to ...

PDFs have become quite a staple in our digital lives, and it's likely that you use them more often than you realize. Perhaps you're a student doing research for multiple school projects, or possibly ...

But for each application at the top of the list, there's at least one main competitor that provides a comparable palette of tools and features. The biggest difference is usually found in the price, ...