Disk CleanUp 2000 5.2
Disk CleanUp is a small disk utility designed to clear previously deleted files. Deleting a file will normally just remove the file's directory entry, but the data itself still remains on the disk. CleanUp will completely eliminate the contents of your deleted files. Disk CleanUp provides options to specify an NSA approved disk erasure method and background execution priority. Disk CleanUp works with any FAT16 or FAT32 hard drive as well as NTFS

Data Destroyer 9.51
A program for secure file deletion and disk wipe which destroys (or purges, by overwriting) data in files on floppy, ZIP or hard disk so that the data cannot be recovered. A single file can be purged or, in batch mode, multiple files can be purged in one operation. Selected subfolders of a folder, or the free space, or an entire disk can be purged. The user can specify the type of purge. Purge speed can be tested for estimation of purge times.

NShred 2.2.1027
Definitively erase and destroy any Windows folder or file using low level overwrite and standard procedures such as US Department of Defense DOD 5220.22-M (5 overwrites ) or Gutmann (32 overwrites). With NShred you can eliminate confidential information and data from PC drives. Name, size, and contents of erased file can never be recovered, by any software or hardware means. Shred unused disk space and run unattended.

SuperCleaner 2.95
SuperCleaner is an all in one disk cleaner for your computer. It features a variety of cleaning methods, in order to gain back your valuable hard disk space. Its garbage file scanner is able to locate up to thousands of megabytes of unneeded files. The Internet Privacy feature of SuperCleaner will let you erase your web browser's cache (temporary Internet files), history, cookies, and index.dat.

U-Wipe 2.8
U-Wipe is an easy-to-use privacy tool that allows you to clean all your IE, MS Windows, MS Office tracks, block pop up ads. With an additonal "Boss key" feature hide sites that you are visiting from prying eyes and remove spy proxy ad-ware that installs onto your PC while your surf. It allows you restore you normal system's defaults with one click. No need to worry about former internet surfing inconveniences !

AlphaWipe Tracks Cleaner 2008 2.3.0
A Cleaning Expert for your PC. Complete solution to protect your privacy, enhance your computer's performance and managing your computer's settings, like the autorun programs, installed browser modules and so on. Within a click the AlphaWipe Tracks Cleaner securely erases your internet tracks, application tracks, computer activities and programs history information stored in many files and places that aren’t obvious on your computer.

XMicro Total Privacy (vista compatible) 5.5.3
TotalPrivacy helps you maintain your privacy by cleaning up all the traces of your Internet and computer activity. It helps you erase data you may have entered like personal information, password in online forms, typed URLs in your browser address bar, websites visited (IE History), recent searched and accessed file, Recycle Bin - data that otherwise would be exposed to other users of your computer. It also helps you clear cookies, index.dat file

Soft191 Shredder 1.01
A fast way to securely delete files and erase free disk space. Data is overwritten (1 to 10 times) prior to files being deleted. The program resides in the system tray, and includes a 'drop zone' which is a small icon that can be moved around the screen and to which you can drag drop files/folders for shredding/deleting. The drop zone can be turned on or off.

Data Destroyer Disk Wipe 9.51
A disk wipe program which destroys (by overwriting many times) data in files on floppy, ZIP or hard disk so that the data cannot be recovered. Selected top-level files and folders can be excluded. The user can specify the type of purge (up to DoD standards for disk sanitizatiion). Disk write speed can be tested for an estimation of the time required to wipe a disk using a particular number of overwrites.

Advanced Encryption Package Professional 4.8.9
AEP PRO most noteworthy feature may be its flexibility and military grade encryption: program includes 17 encryption algorithms (AES, TWOFISH, MARS, etc). 18 secure files erasure algorithms including: U.S. DoD 5200.28, GOST P50739-95 and others. Symmetric and RSA encryption using PKI infrastructure. USB Flash Drives as protected Passwords Storage support. Command Line Support. No special encryption knowledge is required to use this software!