Free antivirus is your first step to online freedom
Our award-winning free antivirus has evolved. Now you can connect securely, protect your identity, boost your performance, and more — all for free.

Creating a safer world
Complete protection for all your devices

Our most advanced protection is your toughest defense against viruses, ransomware, malware, zero-day threats, home Wi-Fi network vulnerabilities, and more.


Choose a VPN for true online privacy

Advertisers tracking your every move, content blockers making it difficult to view your favorite sites, and hackers diving into your search history and bank accounts on free public Wi-Fi are blocked with Avast’s Virtual Private Network (VPN).
Get privacy and performance tips, straight from the experts
Keeping people safe & secure around the world
Using real-time intelligence from over 435 million Avast users, we prevent more than 66 million threats every day.

Click this file to start
installing Avast
Almost done!
Follow these 3 easy steps to complete your Avast installation
Note: If your download did not start automatically, please click here.
Run the Avast installer
Click the downloaded file at the
top right corner of your screen.

Confirm the installation
Click "Yes" on the system dialog window to approve the start of your Avast installation.

Follow setup instructions
Click the button in the installer
window to begin installation.

Need help? Please call 855-745-3255