Mobile Security & Antivirus

Protect yourself against viruses and malware that cause popups and unwanted ads with Avast Mobile Security, the world’s most trusted free antivirus app for Android. Get alerted when you install spyware and adware apps that violate your privacy by sending your personal data to their servers. Secure your devices against phishing attacks from email, phone calls, infected websites or SMS messages.

With more than 100 million installs, Mobile Security & Antivirus provides much more than just antivirus. Here’s a sample of some of the other features packed into this lightweight app:

✔ Antivirus Engine
✔ Call Blocker
✔ App Locker
✔ Privacy Advisor
✔ Firewall
✔ Charging Booster
✔ RAM Boost
✔ Junk Cleaner
✔ Web Shield
✔ WiFi Scanner
✔ WiFi Speed Test

And more amazing features to protect and improve your Android experience

Hot news! We are now offering premium features:

App Locking: retain security and privacy of sensitive content by locking any app with a PIN or touch gesture. Protect your most used apps and make sure nobody else can access them - not your child or even an intruder.
Remove ads: eliminate ads from your Avast Antivirus experience.
Avast Direct Support: contact Avast directly from the app to receive quick responses to your inquiries.

Avast Mobile Security in detail

■ Antivirus Engine: Virus and malware scanner automatically scans for infected/dangerous apps and Trojans upon first use. Includes Web & file scanning for complete mobile protection, and also protects against spyware and viruses.
■ App Permissions: Provides insights about installed apps and helps you understand your apps’ access rights, ad network integrations, and permissions.
■ Call Blocker: Keep your privacy. Add phone numbers to your blacklist and block callers you don’t want contacting you.
■ Web Shield: Scans and blocks malware-infected links, as well as trojans, adware, and spyware (for privacy and safe Web browsing, e.g. Chrome) and also fixes mistyped URLs.
■ Wifi Security: Check the security of each network and email, browse and make payments wherever you are.