The original CM Security upgraded to the 🆕 Security Master - Antivirus, VPN, AppLock, Booster (by CM, Cheetah Mobile) and redefined the scope of Phone Security: protects not only your phone but also your privacy. Security Master introduced Intelligent Diagnosis to detect your phone status, including Antivirus, Junk Clean, and Phone Booster (Battery Saver, and CPU Cooler) in time. All the necessary features to keep your phone safe & healthy.

Security Master Key features:

💎 Intelligent Diagnosis - Antivirus, Junk Clean, and Phone Booster
Our famous big button design upgraded to intelligently diagnose your most needed solution.
Antivirus – Keep your phone and privacy safe from virus & malware with #1 antivirus engine.
Junk Clean - Intelligently scan and remove junk files including system and app caches with just one tap.
Phone Boost, Battery Saver, and CPU Cooler – Remove background apps that take high memory usage, overheat and drain battery, optimize phone performance and speed up phone.

📡 SafeConnect VPN
Security Master (by CM) presents free VPN, proxy & unblock solution. With SafeConnect VPN, you can apply virtual location to enhance security, freely access favorite contents and protect online data transmission to prevent leak of online banking information, private messages, and browsing history.

✉️Message Security
Message Security (by CM) hides notifications timely to protect your privacy. It gathers all chat notifications into one and makes them easier to read & manage.

🔒AppLock
AppLock - Lock Bluetooth & Wi-Fi switches, incoming calls, apps, photos, or any private data with a pattern, PIN code, or fingerprint.
Intruder Selfie - Take photo of intruders who trying to break in your phone. AppLock feature protects apps privacy from snoopers. (Intruder Selfie for phone luck screen needs device administrator permission)
Disguise cover - Disguises lock screen so that no one is aware of you are using AppLock while keeping your secret & privacy safe.

Terms of service: https://goo.gl/AidoF8
Privacy Policy: https://goo.gl/ec3pN2
AdChoices: https://goo.gl/qrzoXV
Security Master has used ACCESSIBILITY SERVICE.