Minor bug fixes and accessibility improvements to keep your antivirus going strong.
Don't forget: You can try out new features before anyone else by going to Settings > About > Join our beta program.

Protect against viruses & other types of malware with Avast Mobile Security, the world’s most trusted free antivirus app for Android.

Protect your privacy by receiving alerts when spyware or adware-infected apps are downloaded onto your device. Secure your device against phishing attacks from emails and infected websites. Turn on the VPN to keep your online browsing private and safe, as well as to access your favorite paid streaming services when traveling abroad.

With more than 100 million installs, Avast Mobile Security & Antivirus provides much more than just antivirus protection. Other features include:

✔ Antivirus Engine
✔ App Lock
✔ Anti-Theft
✔ Photo Vault
✔ VPN (virtual private network)
✔ Privacy Permissions
✔ RAM Boost
✔ Junk Cleaner
✔ Web Shield
✔ Wi-Fi Security
✔ App Insights
✔ Virus Cleaner
✔ Wi-Fi Speed Test

Premium features for advanced protection:
VPN (Virtual Private Network) - Hide your online activities and change your location to access your favorite paid streaming services from anywhere.
Camera Trap: Secretly capture photos and audio of the thief if your phone gets stolen.
Last Known Location: Check your device's last location before its battery died.
App Lock: Keep your sensitive content secure and private by locking any app with a PIN code, pattern, or fingerprint password. Only you’ll be able to access them.
Remove Ads: Eliminate ads from your Avast Mobile Security & Antivirus experience.
Avast Direct Support: Contact Avast directly from the app to receive quick responses to your inquiries.

Avast Mobile Security & Antivirus in detail

Antivirus Engine: Automatically scan for viruses and other kinds of malware, including spyware, Trojans, and more. Web, file, and app scanning provides complete mobile protection.
App Insights: Discover how much time you spend using each app on your device and take back control of your phone-life balance.
Junk Cleaner: Instantly clean out unnecessary data, junk files, system caches, gallery thumbnails, installation files, and residual files to give you more space.
Photo Vault: Secure your photos with a PIN code, pattern, or fingerprint password. After moving photos to the Vault, they are fully encrypted and only accessible to you.
Web Shield: Scan and block malware-infected links, as well as Trojans, adware, and spyware (for privacy and safe web browsing, e.g. Chrome). It also fixes mistyped URLs.
Wi-Fi Security: Check the security of public Wi-Fi networks and email messages, browse safely, and make secure online payments from anywhere.

This app uses the Device Administrator permission. This permission allows you to remotely lock and wipe your device from my.avast.com.

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

See available downloads
A more recent upload may be available below!
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This release comes in several variants (we currently have 2). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
6.37.0 BUNDLE 20 S
324997
March 8, 2021
universal
Android 5.0+
160-640dpi
6.37.0 APK
324997
March 8, 2021
universal
Android 5.0+
nodpi
All Releases

Version:6.49.4

Uploaded:June 21, 2022 at 5:40AM UTC

File size:19.98 MB

Downloads:157

Version:6.49.2

Uploaded:June 14, 2022 at 6:18PM UTC

File size:20 MB

Downloads:101

Version:6.48.1

Uploaded:April 6, 2022 at 8:21AM UTC

File size:19.18 MB

Downloads:606

Version:6.47.0

Uploaded:March 8, 2022 at 7:49PM UTC

File size:18.66 MB

Downloads:446

Avast Antivirus & Security 6.46.2

Version:6.46.2

Uploaded:January 28, 2022 at 8:43PM UTC

File size:18.21 MB

Downloads:581

Avast Antivirus & Security 6.46.1

Version:6.46.1

Uploaded:January 27, 2022 at 4:09PM UTC

File size:18.2 MB

Downloads:92

Avast Antivirus & Security 6.45.1

Version:6.45.1

Uploaded:December 8, 2021 at 11:45AM UTC

File size:18.01 MB

Downloads:664

Avast Antivirus & Security 6.45.0

Version:6.45.0

Uploaded:December 2, 2021 at 8:11AM UTC

File size:18.01 MB

Downloads:182

Avast Antivirus & Security 6.44.2

Version:6.44.2

Uploaded:November 8, 2021 at 3:07PM UTC

File size:17.99 MB

Downloads:410

Avast Antivirus & Security 6.44.1

Version:6.44.1

Uploaded:November 6, 2021 at 12:49AM UTC

File size:17.96 MB

Downloads:167

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