Cheetah Mobile

Clean Master

Clean Master from Cheetah Mobile, as the name suggests, will remove all the clutter in your mobile that’s been slowing it down. In addition the app also works as an optimizer for smartphones that lag when you play games, play videos or when you have several tabs open.

CM Security

CM Security from Cheetah Mobile provides your Android device with protection from viruses, malware and other malicious programs that can infect it. The app provides a great deal of security while remaining easy to use. And even though it is free, CM Security’s efficiency is right up there with the best of them.