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 ...

ONLYOFFICE is a fully-featured open-source office suite that offers a powerful PDF toolkit. This powerful PDF editor makes it a great replacement for day-to-day document work, as it’s not just a ...

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 ...

Developed 30 years ago by Adobe, the Portable Document Format, or PDF, is widely used around the globe for viewing and signing documents – everything from corporate annual reports and scientific ...

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 ...

Jack Wallen shares his choice of the five best small footprint PDF viewers that can easily replace Adobe Reader. The Portable Document Format is one of the most oft-used document types in business.

After testing over 20 top apps, these are the best PDF readers for Android phones and tablets - and better still, all of them are available on desktop computers, too. In my experience, Foxit's PDF app ...

Reading PDFs on the iPad can be way better than what you get from Apple's Books app. These are the best apps to use for reading at PDF files on your iPad, or even your iPhone. The often-disliked PDF ...