Mozilla Firefox is a free and open-source web browser developed for Windows, macOS, Linux, iOS and Android.
Chrome is a free web browser developed by Google for Microsoft Windows, macOS, Linux, iOS and Android.
Apple's web browser Safari can be downloaded for use on PC workstations. Beneficial for users that prefer the browser or are testing multi-browser support for resources.
Edge is the new browser designed for Windows 10 by Microsoft, replacing the Internet Explorer browser.