abylon SHREDDER 7.0
The deletion of files with the windows recycle bin removes only the references to the files, without real clearing. In contrast to this the software abylon SHREDDER overwrite the data up to 35 times (Peter Gutman method). Afterwards the data can not be reconstructed any longer. The same goes for free space, clustertips, surf traces of the browser, file names, duplicate files or full drives.

ShredIt 5.0
Protect your privacy with this easy to use hard drive cleaner and file shredder that will secure delete data so it can't be recovered. Whether you want to erase a hard drive before disposal or wipe a file, ShredIt for Mac OS 8 and 9 is the computer privacy software for the job. It will shred a file, clean disk free space, a hard drive and even a floppy disk. It comes with step-by-step instructions, built in safety features, and DOD compliance.

ShredIt X 5.8.3
Files can be recovered from your computer trash. Protect your privacy with this easy to use file shredder and hard drive cleaner that will shred data so it can't be recovered. Whether you want to erase a hard drive or wipe a file, ShredIt for Mac OS X is the computer privacy software for the job. Erase a file, disk free space, a hard drive or a CD-RW. It comes with simple instructions, built in safety features, and standards compliance.