It’s been more than 25 years that PDF files have been around, and they’re not going anywhere anytime soon. As PDFs are the most popular format for presentations and document sharing, they are heavily ...

We have all dealt with PDF files at one point or another in our time on the internet or in the office. From tickets purchased online, to business documents from work, school, or government ...

PDF files have become ubiquitous in our multi-platform world. This convenient file format makes it possible to view and share documents across various devices using various operating systems and ...

PDFs can be a pain. As they were initially designed to be forms that were printed out and filled in by pen, they can feel somewhat anachronistic in the modern digital age. But, it’s not as hard to ...

The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...