Lightweight, state-of-the-art protection that won’t slow down your PC. Avast Free Antivirus now runs a significant portion of its analysis in the Cloud instead of on your PC. Proprietary CyberCapture technology checks unknown files to catch the latest malware, Game Mode lets you play without interruption, Wi-Fi Inspector (previously Home Network Security) detects even more weak points in your router, and SafeZone, the world’s most secure browser®, lets you bank and shop in private. Who says the best things in life aren’t free?
Enjoy powerful malware protection.Get regular security reports.
Monitor your programs and shut them down if they act like malware.
Take control of your PC’s protection with enhanced customization.
Send unknown files to the Avast Threat Labs to stop the latest malware.
Give your PC a quick yet thorough performance and security checkup.
Easily update out-of-date, vulnerable software.
Scan HTTPS connections to ensure they’re safe and sound.
Keep annoying and dangerous spam out of your desktop inbox.
400 Million Users
As the antivirus of choice for 400 million users around the world, we find malware fast and respond even faster — no matter where it starts. By combining massive data engines running AI software with some of the smartest virus spotters in the world, we constantly double — and triple — check the latest threats to keep you safe.
Clean and optimize your PC to keep it running its best.
Give your game a performance boost, and mute distractions.
Avast SecureLine VPN
Go private with a VPN that hides your online activity from spies.
New! Avast SafeZone
Enjoy the internet safely with the world’s most secure browser®.
Find and fix any vulnerabilities in your router’s security.
Keep your online activity a secret by erasing your download history.
Conveniently protect your login details with a powerful password manager.
Windows 10 Certified
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