Avast Free Antivirus

Top-rated software with anti‑scam protection

Join millions of others we help keep safe from online scams and cyberthreats. Check suspicious messages or offers with our new AI-powered Avast Assistant.

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Also available for Mac, Android, and iOS

Also available for PC, Android, and iOS

Also available for PC, Mac, and iOS

Also available for PC, Mac, and Android

2023
Top Product

January 2025
Top Rated Product 2024

2023
Best Free Anti-Malware

Millions of people chose Avast Free Antivirus to get:

AI-powered anti-scam guidance

Defense against online scams

Safer browsing and emailing

Easy-to-use software

January 2025
Top Rated Product 2024

Get it for free!

Free download

Download free
from Google Play

Download free
from the App Store

Compare our products

Free Antivirus

Premium Security

Ultimate

Hundreds of millions of users

30-day money-back guarantee

Available for all operating systems: PC, Mac, Android, and iPhone/iPad

Use Avast Assistant to help detect online scams

Receive handy info about possible scam messages, offers, and more.

Block viruses and other malware

Detect viruses, ransomware, and other threats in real-time.

Scan for Wi-Fi security weaknesses

Find intruders and security weaknesses in your network.

Get an extra layer of ransomware security

Protect personal photos and files from being encrypted by hackers.

Avoid fake sites for safer shopping

Stop criminals from stealing your passwords and banking info.

Safely run suspicious apps

Sandbox any app to test if it’s safe before running it on your computer.

Lock out hackers with an advanced firewall

Keep hackers from sneaking onto your PC and stealing your data.

Stop webcam spying

Prevent strangers from watching you via your webcam.

Permanently shred sensitive files

Securely delete files to ensure that no one recovers them.

Automatically update apps

Reduce security risks by keeping your other apps up-to-date.

Install on all your devices

Advanced protection for up to 10 devices (PC, Mac, Android, and iOS)

Includes Avast Cleanup Premium

Remove hidden junk, free up disk space, and speed up your computer.

Includes Avast SecureLine VPN

Encrypt your internet connection for safe and private browsing.

Includes Avast AntiTrack

Disguise your digital fingerprint to avoid personalized ads.

Hundreds of millions of users

30-day money-back guarantee

Available for all operating systems: PC, Mac, Android, and iPhone/iPad

We have much more to offer

Personal or business, desktop or mobile — whatever your needs — we’ve got you covered.

Business security with teeth

Stay focused on your endgame and leave your endpoint security to us. On-premise or cloud-based, we scale to your business – whatever its size, network, or devices.

Protect your business

On the move? We can keep up

Your phone is your bank, office, and arcade. Protect yourself with our leading mobile apps, so you can pay securely, email privately, and free up the space you need.

Protect your mobile