Ultimate Washer

If you think your hard drive is full of duplicate files but don't know how to check whether that's the case, you should definitely try out Ultimate Washer.

Ultimate Washer is a duplicate file detection software whose precision is somewhere between 95% and 100%, according to its developer. The program utilizes a system that compares bytes; it works on local hard drives, external hard drives, Flash drives, etc.

In addition to this Ultimate Washer it also includes secondary tools to help maintain the optimal performance of your system. The program is capable of finding and eliminating any kind of worm that has infiltrated your system.

Ultimate Washer also lets you modify the applications that open when your system starts up, monitor active processes, and search the system registry for possible problems.