Avast Mobile Security — Free antivirus for Android

Secure your mobile device with the world’s most trusted free antivirus app.

Over 100 million
installs

4.7 stars
on Google play

100% Protection
& Usability score

INSTALL FREEFrom Google Play Store

Also available for PC, Mac and iOS

Protect privacy
Block threats
Secure remotely
Enhance performance
Gain insights

Protect your privacy

Keep intruders out of your business, both online and on your device.

ProSecure your photos and apps using a PIN code, pattern, or fingerprint password
UltimateHide your online activity and access geo-restricted content with VPN

Block all potential threats

Prevent viruses and other malware from infecting your Android device.

Perform regular scans to detect threats and vulnerabilities
Detect malicious apps before you install them
Protect against malware-infected links on the web.
Verify the security of any Wi-Fi network

Every month we detect and block just under 2 million attack attempts on Android users.

With nearly 8 million malicious samples in our mobile threat detection database and 6,000 new unique samples being added every day, you are always protected.

The most common threats we detect and protect you from:

Trojan downloader — Downloads malicious programs onto your device without you knowing
Locker ransomware — Locks and prevents you from accessing your device
Adware — Floods your device’s screen with unwanted advertisements

Others

Banking trojan — Steals your banking credentials to gain access to your account
Rooter — Acquires privileged access to take over and control your device
Fake apps — Malware that disguises itself as a real app to trick you into downloading it
Trojan clicker — Secretly clicks on webpages and eats up your data resources
Spyware — Infects your device to gather and transfer information about you
SMS Trojan — Uses your device to secretly send premium SMS messages

Secure your data remotely

Remote control lets you stop thieves from accessing your data and helps you recover your device if it becomes lost or stolen.

Track your device’s location
Lock your device or wipe all of your sensitive data
ProSecretly capture photos and audio of the thief
ProAutomatically register your device as lost after SIM change

Enhance performance

Keep your Android device running as good as new.

Free up storage space by cleaning out junk
Speed up your device with RAM Boost
Extend battery life by adjusting power-consuming Android settings

Take control of your digital habits

Gain insights into how you use your apps and data

See which apps you spend the most time on
Learn which apps are better off used on a Wi-Fi connection
Easily check app permissions to understand how apps access your phone

Here’s what our users think

Jineesh John

5Jul 28, 2018

It's very useful. Working very smoothly.

Steve Beaver

5Jul 25, 2018

It came highly recommended and for good reason.

Ash Gary Green

5Jul 1, 2018

Such a useful app for security & maintenance.

System requirements

We’re not demanding. All you need is an Android phone or tablet running operating system Google Android 5.0 (Lollipop, API 21) or higher. And that’s it.

In case you experience any problems, we are happy to assist you through our support page.

Avast Mobile Security for Android

Stay safe with the ultimate antivirus protection for your mobile device.

INSTALL FREEFrom Google Play Store

Upgrade to Avast Mobile Security Pro or Ultimate straight from your app to access premium features such as App Locking, VPN, and much more.

Get the latest Android security news and tips

Mobile Apps Must Roll Back Welcome Mat for Cybercriminals Mobile apps need to button up vulnerabilities, and become part of the cybersecurity solution.

Suspicious group of adware apps removed from the Google Play Store Weather, fitness, recipe and cryptocurrency apps spammed users with ads

How to protect your Android device from a ransomware attack | Avast Android-based ransomware attacks are on the rise. Find out how to keep one from happening to you.

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