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 ...

The PDF viewer you choose is really dependent on what you need to do with the PDFs you download, but when it comes to viewing and editing PDFs, PDF-XChange Editor is the best program around. [jump] ...

A free PDF viewer that can easily add comments / text / images as PDF files to annotate "PDF-XChange Viewer"is. The operation is fast, the tab function is installed, OCR analysis is also possible, and ...

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 ...

While the Adobe PDF Reader is widely used, there are other freeware alternatives to Adobe Reader, too, that you may like to consider for your Windows operating system. Most browsers, like Edge, ...

Chrome: Notable PDF is a Chrome extension lets you annotate PDF files from within the Chrome browser. This extension works offline, too, so it's a great add-on for Chromebooks. Once you install the ...

PDF Viewer’s name belies the power under its hood. This is more than just a viewer app. PDF Viewer includes powerful PDF editing tools on par with, and in some cases more extensive than, some of the ...

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 ...