Packed with the largest threat-detection network, machine-learning protection, easy password management and home network security that won’t slow down your PC.
Avast is recognized by the most important anti-malware institute.
5 Advanced+ awards and the lowest impact on PC Performance
Certified for 100% protection against 0-day threats.
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.
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 out there.
Just a click of our fresh, new, easy-to-use interface checks everything from your passwords to your home network security.
Our new automatic Game Mode puts all Windows and Avast notifications on hold so you’ve got maximum processing power and speed for your game.
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.
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.
Detects all kinds of nasty threats, from viruses to malware. Yes, even spyware, ransomware, and phishing attacks.
Personal, real-time threat detection. Sends unknown files to the Avast Threat Labs to be analyzed by our experts, and quarantines them if they’re dangerous.
Is your router set up properly to block threats? We’ll tell you. Otherwise, anyone can break into your home network and anything connected to it.
A simple click has never been more powerful. Checks your PC and network for all kinds of issues - and tells you how to fix them instantly.
Security doesn’t end on your PC. No other free antivirus crams in these extras to be sure you’re covered everywhere.
Too many passwords, none of which are safe? It’s fairly common. Remember just one, and Avast Passwords will take care of the rest, across all your devices, for free!
The secureway to browse, bank, and shop. With a suite of tools designed to provide extra protection, you’ll discover why SafeZone is the "world’s most secure browser".
But just don’t take our word for it.
The UI for your software - amazing. Great work over the years. Can't say enough good things!
Thank you, Avast, for the excellent work you do. I run your antivirus software on both my Mac OS X and my Windows machines. You have the best products on the market, period.
I’ve been using Avast for over a year and have found it one of the best free software protection devices on market.
Avast recommends using
the FREE Chrome™ internet browser.