Avast Free Antivirus
2020 Top Rated product
Avast Free Antivirus
Essential protection that’s light, powerful, and completely free
Avast antivirus is the proud winner of the prestigious 2020 Top Rated product award
Cloud-light, award-winning free virus protection
Packed with the largest threat-detection network, machine-learning virus protection and home network security that won’t slow down your PC.
Easy to install,
effortless to use
Avast Free Antivirus scans for security and performance issues and tells you how to fix things instantly.
It protects you in real-time by analyzing unknown files before they get to you. So relax: With Avast, you’re running the most trusted antivirus out there.
What’s inside the latest version?
A beautifully intuitive interface, advanced application protection, a new passive mode for running multiple security products in parallel — and a little something for you gamers and movie buffs.
Just a click of our fresh, new, easy-to-use interface checks everything from your passwords to your home network security.
Now uninterrupted
We’ve renamed Game Mode and taught it some new tricks. Now called Do Not Disturb Mode, it blocks distracting popups whether you’re gaming, watching movies, or presenting in fullscreen.
We don’t just check your applications for malware. We now keep an eye on their behavior to make sure they don’t suddenly go rogue.
This is no run-of-the-mill free antivirus
On top of our latest features, we cover essential intelligent threat-detection and real-time protection with such a light touch on your PC, you never even know it’s there.
Intelligent Antivirus
CyberCapture
Wi-Fi Inspector
Smart Scan
Layer upon layer of security
Avast Free Antivirus uses multiple layers of security to keep you safe from even the newest, never-before-seen threats.
The world’s most trusted antivirus
But just don’t take our word for it.
FAQ
System requirements
Windows 10 compatible
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