It is a single ".exe" application that doesn't require installation and can be run directly from a USB drive. It may be handy, for instance, if you have no rights for installing software on your office PC. IT Pros who deal with hundreds of computers may also find this tool useful.
Key benefits of Disk Defrag Portable:
No installation required.
Can be run directly from a USB drive or any other storage device.
Has all major Disk Defrag features, including disk optimization.
Extremely compact, easy to use and fast.
OS Support:8/7/2008/Vista/2003/XP (32-bit & 64-bit)