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 ...

Photo: Charlie Sorrel/Cult of Mac A month or so back I was searching for a PDF app that would use the native Files browser on the iPad, but add features not available in Files app’s built-in PDF ...

Nuance PDF Reader is a capable, lighter-weight Adobe Reader substitute, but you can do better with other options like Foxit Reader. Why would you install a different utility app to view Adobe PDF ...

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 ...

PDF Reader Pro is a full PDF editor with a lifetime license on sale now for $39.99. Paying a monthly subscription for a PDF ...

Being able to combine PDF files is helpful in an office environment where various documents are collected, scanned and then collated into one document for clients or data history purposes. Merge PDF ...

Mozilla's latest version of Firefox conveniently includes a built-in PDF viewer. If you prefer your own PDF viewer, here's how to change it. Ed Rhee, a freelance writer based in the San Francisco Bay ...