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Free antivirus reimagined. Introducing Avast One Free antivirus reimagined. Introducing Avast One Free antivirus is your first step to online freedom

Our award-winning, free antivirus has evolved to protect your unique way of life. Avast One offers performance, security, VPN, and privacy tools in one easy and customisable service. Our award-winning, free antivirus has evolved to protect your unique way of life. Avast One offers performance, security, VPN, and privacy tools in one easy and customisable service. We believe everyone has the right to be safe online, which is why we offer our award-winning free antivirus to millions of people around the world.

2021 Editors'
Choice
2020 Top Rated
product
2021 Top Rated
product
2020 Best Free
Anti-Malware
Avast Premium Security

Complete protection for all your devices

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

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Avast SecureLine VPN

Choose a VPN for true online privacy

Block ISPs from tracking your activity, stop geo-restrictions from content providers, and ensure public Wi-Fi is safe 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.

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0Mthreats blocked every day