1)   SpeedItUp Extreme 4.00
Speed It Up EXtreme is an all in one Speed Booster designed to significantly increase the speed of your computer and boost your PC available memory. Making your computer run much faster. Some users reported up to 300% (3 Times) Faster.

 2)   Speed It Up Free 4.85
SpeedItUp Free will speed up any computer system running Windows XP or Microsoft Windows Vista. It works by using New Hard-Disk optimization technology that allows your computer to read data in some cases up to 300% faster from your Hard Drive.

 3)   PC Accelerate 2.1
PC Accelerate increase priority foreground window and optimize memory status.Accelerate your PC! Work with maximum performance!

 4)   Max PC Privacy 6.9
Max PC Privacy is a utility in Internet & Window Privacy, it safely deletes online Internet tracks and program activity records that are stored in your browser & other hidden files on your PC.It improves the PC Performance and ensures the privacy.

 5)   My Faster PC 4.0.2
Find and repair errors, cleanup unneeded files, defragment your drive, backup system files, and more! My Faster PC is a powerful system diagnostic utility that helps you optimize system performance.