360 Security - Antivirus Free for Android

From Qihoo 360 Technology: Trusted by 200 million users, 360 Security is the only all-in-one speed booster and antivirus app that optimizes your background apps, memory space, junk(cache) files and battery power, while keeping your device safe from virus, malware, vulnerabilities, adware and trojans. Download this free optimization and antivirus app that's intuitively designed to protect your mobile lifestyle in just one tap. Never worry about viruses or unsafe downloads again. 360 Security's top antivirus solution ensures your device is malware, vulnerabilities, adware and Trojan free. Phone running slow? Lacking storage for a new photo or song? Let 360 Security's renowned boost and clean engine take care of it. Freeing up memory and storage is what we do best. Smart Battery Saver - All new intelligent battery saving feature helps track high usage apps and conserve valuable power.

What's new in this version:
Exclusive: Boost speed and battery efficiency for Samsung, Motorola, LG devices by 52.7% and 42.8%
Improved protection for mobile privacy and payment
Clean engine upgrade, 15.3% increase in performance