O&O Defrag Professional Edition 10 (by O&O Software GmbH)
The Defragmentation tool which activates performance you thought was lost.

O&O Defrag Professional Edition 8.0 (by O&O Software GmbH)
The Defragmentation tool which activates performance you thought was lost.

O&O Defrag Server Edition 8.6 (by O&O Software GmbH)
Defragmentation tool for Windows Servers

Auslogics Disk Defrag 1.0.2 (by AusLogics, Inc)
Defrag Your Drive - Avoid Fatal System Failures and Speed Up Your Computer

MindSoft Defrag 4.0b (by MindSoft)
Maximum PC Performance with MindSoft Defrag

SpeeDefrag 3.1.1 (by Vicky's Cool Softwares)
Wanna defrag your hard disk fast download SpeeDefrag and feel the difference.

Power Defrag 3.02a (by E-Technik Website Development (Pty) Ltd.)
Provides optimised defragmentation, disk checking and registry funtions.

Defrag for Windows 3.0 (by PC Mesh)
Utility designed to do the tedious task of a complete defragmenting.

Diskeeper Professional Premier Edition 10.0 (by Diskeeper Corporation)
Top System Performance

Vista Manager 1.2.3 (by Yamicsoft)
The complete solution to optimize, tweak, clean up your Windows Vista.

Deletor 3.1 (by Basta Computing, Inc.)
Deletor: Delete and shred files. Includes date filtering and command line access

PrintFolder Pro 3.21 (by No Nonsense Software)
A fast and efficient utility that lets you print a list of files in any folder

Disk Checker 3.1 (by RS Software Lab)
Scan for errors and repair disks, files,folders and read/write disk image

Fast Cleaner 4.7 (by Eshinesoft, Corp)
A fast, powerful and easy to use disk clean utility with a skinnable interface.

CleanDisk 2.8 (by FMJ-Software)
Keep your hard disk free from unwanted junk files