If you want to continue running Firefox, yet would prefer to run an application that takes full advantage of your 64-bit operating system, then Waterfox is certainly a contender.
Waterfox is essentially Mozilla Firefox’s code compiled as a 64-bit application for Windows. It includes support for all of Firefox’s features including plug-ins, extensions and everything else you expect Firefox to do. Visually, the only different layout feature you might notice is the blue logo.
At the end of reviewing this program, we are actually in the middle of replacing many of our Firefox installations with Waterfox!