1)   PC Booster 2.1
PC Booster repairs everyday PC problems such as slowdowns, crashes, and freezes, to improve productivity and speed up your business. This PC Tune-up utility automatically optimizes system performance, protects privacy and security of Windows PC users

 2)   RAM Booster Pro 5.0.1
RAM Booster Pro v5.0.1 cleans the RAM and stops the Memory Leak

 3)   MemZilla 4.93
Keep your computer running like new, make it "Fast and Stable" with a single keystroke!

 4)   Registry Cleaner/Optimizer 1.01
PAL Registry Cleaner/Optimizer is a simple registry cleaner for Windows that safely cleans and repairs registry problems with a single click.