Cheetah Mobile Earns Top Score in's Android App Security Assessment For Fourth Consecutive Year

Jun 16, 2014

SAN FRANCISCO, June 16, 2014 /PRNewswire/ -- Cheetah Mobile, Inc. (NYSE: CMCM), a leading mobile Internet company with more than 360 million active users worldwide, today announced that the company's flagship security apps – Clean Master and CM Security – were once again awarded the top spot in AV-Test's latest assessment of Android security. Clean Master and CM Security, both available for free, are the top performing apps in Google Play. rated Android security solutions based on ability to identify and block malicious programs, as well overall usability. For the fifth time, and fourth consecutive year, Clean Master and CM Security achieved 100 percent detection rate, no false positives and high performance in areas such as power, CPU and data usage. 

"With the Android platform continuing to be a cybercriminal target, users everywhere need fast and effective protection," said Sheng Fu, CEO of Cheetah Mobile. "We are very proud of these testing results, and will continue to deliver upon the high security standards for all of our users worldwide."

Clean Master improves a device's performance by cleaning junk files, optimizing device 
memory and providing complete protection against viruses, Trojans, and malware. CM Security protects Android devices against viruses, vulnerabilities, and scanning capabilities on new apps, file systems, and websites to ensure real-time security and privacy.

Download Clean Master and CM Security for free in Google Play.

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About Cheetah Mobile

Cheetah Mobile, Inc. (NYSE: CMCM) is a leading mobile Internet company that provides mission-critical applications, including Clean Master, Battery Doctor, CM Security, and Photo Grid. As the top mobile app provider in both Google Play and Apple App Store, Cheetah Mobile's vision is to offer a speedy, simple and more secure mobile experience for users everywhere. An international company, Cheetah Mobile has offices and RD centers in San Francisco and Beijing.


AV-TEST GmbH is an independent supplier of services in the fields of IT Security and Antivirus Research, focusing on the detection and analysis of the latest malicious software and its use in comprehensive comparative testing of security products.

SOURCE Cheetah Mobile Inc.

For further information: Vivian Shic, 1 925 3239382,