1)   Auslogics BoostSpeed 4 4.1.1
If your computer or Internet feels slower than usual, Auslogics might have a remedy - its award winning Auslogics Boost Speed. The program cleans up and defragments disks and the registry, speeds up the Internet, and keeps your PC running error-free.

 2)   AusLogics BoostSpeed 3.7.3
BoostSpeed keeps your PC running as fast as possible. It will boost Internet connections, clean the registry and disks, increase Windows performance, etc. Turbo-charge your PC in minutes!