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Avast Free Antivirus
Lightweight and intuitive protection powered by a community over 435 million strong. This is next-gen cybersecurity for all.
Top Rated product, 2020
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Get it for free!
award-winning Antivirus
Catch even new & emerging threats
435+ million users worldwide
we have 30+ years of experience
Get free antivirus that comes with advanced privacy and security tools
Avast Free Antivirus is more than just an antivirus — it also includes these specialist tools:
6 layers of security
Effortlessly run smart scans on software, files, and apps to find vulnerabilities, plus analyze suspicious files in the cloud, get threat alerts, and more.
Easy to install and use
It only takes a moment to install Avast Free Antivirus and once it’s done, it’ll run quietly in the background, protecting you against viruses and other malware in real time, 24/7
Wi-Fi network security
Connect safely to any Wi-Fi network, even unsecured public networks, plus see who’s using your home Wi-Fi and block any intruders with a click.
Protection against ransomware attacks
Protect your information. Don't let your personal photos, files, and documents fall victim to hackers using ransomware.
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Compare our products
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Free Antivirus
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Premium Security
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Ultimate
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Block viruses and other malware
Detect viruses, ransomware, and other threats in real-time.
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Scan for Wi-Fi security weaknesses
Find intruders and security weaknesses in your network.
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Get an extra layer of ransomware security
Protect personal photos and files from being encrypted by hackers.
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Avoid fake sites for safer shopping
Stop criminals from stealing your passwords and banking info.
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Safely run suspicious apps
Sandbox any app to test if it’s safe before running it on your computer.
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Lock out hackers with an advanced firewall
Keep hackers from sneaking onto your PC and stealing your data.
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Stop webcam spying
Prevent strangers from watching you via your webcam.
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Permanently shred sensitive files
Securely delete files to ensure that no one recovers them.
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Automatically update apps
Reduce security risks by keeping your other apps up-to-date.
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Install on all your devices
Advanced protection for up to 10 devices (PC, Mac, Android, and iOS)
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Includes Avast Cleanup Premium
Remove hidden junk, free up disk space, and speed up your computer.
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Includes Avast SecureLine VPN
Encrypt your internet connection for safe and private browsing.
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Includes Avast AntiTrack
Disguise your digital fingerprint to avoid personalized ads.
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Free AntivirusFree
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Premium Security |
Ultimate |
Easy to install, effortless to use
Avast’s antivirus scans for security and performance issues and helps you to fix them instantly. It also protects you in real time by analyzing unknown files long before they reach your device. And it’s free — so give it a try.
How to install
Get protected right away by following these 3 easy steps:
Step 2
2. Open the file
Open the downloaded file and approve the installation.
Step 3
3. Install the file
Run the installer and follow the simple instructions.
System requirements
All devices require an internet connection for automatic security and program updates.
