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 ...

PDF files have the option to let you share and comment on documents in a wide range of applications. Adobe Acrobat Reader and other free PDF programs offer a subset of the capabilities of the paid ...

If you are unable to edit PDF files on Acrobat Reader DC, the following methods can help you fix it. This is an error caused by confusion between two kinds of ...

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 ...

I opened a PDF and didn’t get a pop-up asking for my wallet. Incredible.

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 ...

This well-designed and easy-to-use free PDF viewer lets you mark up and create PDFs. Adobe’s popular PDF format makes files look great and Adobe’s free Reader lets everyone look at the files for free.

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 ...

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 ...