Download Disk Cleanup
Vista Disk Cleaner 6.5

Delete all the obsolete and useless information that is in your hard drive.
Internet Trail Remover 1.4

Clean your PC of all the residues and traces left by Internet browsing, including cookies.
MP3 Duplicate Finder 1.0

Find all the MP3 files that are repeated in the whole of your hard drive.
1-abc.net Duplicate Finder 2.01

A way to maintain all your storage devices, by detecting duplicated files.
Clone Hunter 1.2

Delete all the redundancies from your hard drive eliminating files that are identical to others.
Soft191 Disk Free Space Wiper 1.01

Delete the whole content of hard drives, USB devices, RAM devices, etc.
Chily Internet Privacy Eraser 8.01.01

Clean your hard drive of cache residues, cookies, temporaries and logs, etc.
Dupe Checker Pro 6.1

Detect all the duplicated files and folders that are on your hard drive.
Iconico LookDisk Win95 4.0

Delete all the repeated files that are in your PC, and that just take up space.