About this app

Protect yourself against viruses and other types of malware with Master Security - Antivirus, the world's most trusted free antivirus app for Android.

Receive an alert when you install spyware and adware that violate your privacy. Secure your devices against phishing by email, phone calls, infected websites or SMS.

With more than 100 million installations, Master Security - Antivirus provides more than just protection. You will find below other features included in our application:

✔ Antivirus Engine
✔ Locking applications
✔ Call Blocking
✔ Antitheft
✔ Photo safe
✔ Energy saving mode
✔ Privacy Permissions
✔ Firewall (for routed Android devices only)
✔ RAM increase
✔ Cleaning up unnecessary data
✔ Web Agent
✔ Wi-Fi network security

We now offer premium features:

Anti-Theft: Automatically lock your device when you change your SIM card and discreetly take pictures of the thief or save it.
SIM security: Report the device as lost after a SIM card change.
Application Lockout: Preserve the security and privacy of sensitive content by locking your apps by PIN or gesture. Protect your most used apps and make sure no one else can access them.
Remove Ads: Eliminate ads from your Master Security Antivirus experience.
Master Security direct support: Contact Master Security directly from the app to receive quick answers to your requests.

Master Mobile Security and Antivirus in details

■ Antivirus Engine: A virus and malware scanner automatically detects infected or dangerous applications and Trojans on first use. Includes web analytics and files for complete mobile protection and also protects against spyware and viruses.
■ Unnecessary Data Cleanup: Instantly cleans up unnecessary data, unwanted files, system caches, thumbnail galleries, installation files, and residuals.
■ Call Blocking: Protects your privacy. Add phone numbers to your blacklist and block callers you do not want to be contacted by.
■ Web Agent: Scans and blocks links that are infected with malware and Trojans, adware, and spyware (to preserve your privacy and secure browsing, for example, with Chrome) and also fixes bad URLs foreclosures.
■ Wi-Fi network security: Check the security of each network and use your email, web, and payments anywhere in the world.
■ The Photo Safe allows you to protect access to your photos with a PIN. Once moved to the vault, your photos are encrypted and hidden.
■ Power saving mode reduces the battery consumption of your device by adjusting the most power consuming settings (Wi-Fi, sync, Bluetooth or display).

This app uses the Accessibility permission to protect users against phishing attacks and malicious websites.

New features

Master Security - Antivirus

App Permissions

Allows applications to open network sockets.
Allows applications to access information about networks.