Disk Speedup
defragment hard drive, wipe out junk, repair file system issues.
Advanced Win7 Optimizer
It is a collection of various utilities and tweaks to optimize your system.
Auslogics Disk Defrag
auslogics disk defrag - get the maximum out of your hard drive performance.
Smart Defrag 2
automatically defragment disk. speed up computer in minutes.
Disk SpeedUp
A Powerful Defragmentation Tool to Analyse, Defrag and Optimize Disks