The newer versions of Firefox include a PDF viewer enabled by default when you install or upgrade the browser. There is no need to install an add-on or use an external application to open PDF files on ...

Microsoft Edge is pretty good at reading PDFs. If you are interested in basic reading, then Edge will suffice. That being said, Windows is all about the freedom of deciding what you want to use, so if ...

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 ...