1. Tools

  2. Security/Performance

Clean Master (Cleaner) 5.13.1

Free app to free up storage and improve device performance

Publisher: Cheetah Mobile 

CM (Cleanmaster)

Provides antivirus plus a speed and performance boost

Publisher: Cheetah Mobile (AppLock & AntiVirus) 

AppLock

Free software for locking access to individual apps

Publisher: DoMobile Lab 

DU Speed Booster 2.1.1.0

A combined antivirus, battery saver, and trash cleaner app

Publisher: DU APPS STUDIO 

DU Battery Saver 4.1.9.0.2

App that assists in helping a device's battery last longer

Publisher: DU APPS STUDIO 

Battery Doctor (Battery Saver) 5.53

An application for saving battery power and approximating battery life

Publisher: Cheetah Mobile Inc. (NYSE: CMCM) 

360 Mobile Security 3.9.5.5117

Protect your device from viruses and other issues

Publisher: 360 Mobile Security Limited 

Antivirus Security - FREE

A security suite program that offers virus and malware protection

Publisher: AVG Mobile 

Vault-Hide SMS, Pics & Videos

Allows the hiding of private data on the user's phone

Publisher: NQ Mobile Security (NYSE:NQ) 

GO Locker 6.03

Software that allows further personalization and security for lock screens

Publisher: GO Dev Team X