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 ...

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 ...

https://www.pcworld.com/downloads/file/fid,84314/description.html (free) is the most powerful free PDF reading and creation tool you can find, performing many tasks ...

Another day, another critical security exploit discovered for Adobe Reader. Ho-hum. The PDF software’s near-ubiquitous presence has made it a big, fat, juicy target for years now, and by this point, ...

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 ...