CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
EduDo - EduDo is a video discussion platform
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
Courseroot - Biggest online course database on the web
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
TeenUp - A learning platform designed for teens by teens