1)   4Diskclean Gold 1.0
System cleaner and disk optimizer

 2)   Paragon Total Defrag 2007 2009
Complete low-level defragmentation to maximize File System performance and speed up your hard disk. Defragmentation of MFT and paging files, online Directory Consolidation and more.

 3)   Bodrag Utilities 2009 1.00
With Bodrag Utilities 2009 your system will run faster, without errors and more secure. It combines 23 powerful tools that clean junk files, optimize registry, defragment registry, optimize memory, customize interface and protect against spyware.