AvastOne

Free antivirus and much more, now with anti-scam AI technology

Strengthen your PC's protection against scams, supported by Scam Monitoring and Avast Assistant . Get award-winning antivirus protection. Enhance your online privacy and security with a VPN. Do all this and more with Avast One.

Free download

January 2026 Top-Rated Product 2025

December 2025 Top Product

Millions of people choose Avast and benefit from:

AI-powered help with scams

Defense against hidden scams

Safe surfing and emailing

An app that is easy to install and use

January 2026 Top-Rated Product 2025

Download it for free.

Free download

Gratis downloaden

Gratis te downloaden
via Google Play

Gratis te downloaden
via de App Store

We have much more to offer

For private or business, desktop or mobile – whatever your needs, we have a solution.

Powerful security for businesses

Stay focused on your end goals and leave the security of the endpoints to us. Locally or via the cloud: our security software grows with your business, regardless of size, network, or devices.

Protect your business

Heading out? We’ll go with you.

Your phone is your bank, office, and gaming hall. Protect yourself with our leading mobile apps so you can pay securely, email in complete privacy, and free up the space you need.

Protect your mobile phone

Fast, lightweight, powerful, and free protection. One click is all it takes.

Free download