Free antivirus is your first step to 3D online protection
Award-winning free antivirus that’s light and powerful. Join over 435 million people who trust Avast to keep them safe.

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Detection

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Anti-Malware

Ensure your privacy, security, and performance with Avast 3D online protection
Live your best connected life with our comprehensive range of products. Safeguard your online privacy, secure all your devices against threats, and keep them running at peak performance. That’s our 3D solution.

One package — everything you need
We've conveniently bundled our core security, privacy, and performance products all into one.
Complete solutions for businesses’ biggest security challenges
We deliver 100% cloud-based endpoint protection and network security solutions for small and mid-size businesses and IT service providers.
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.

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