Fast, Light and Easy to Use. Protect your PC from viruses. Download now! Stay Safer Online. Block Malware. Easy Installation. Wi-Fi Security Alerts. Free Download. Stop Ransomware. Webcam Shield Protection. Intelligent Antivirus. Wi-Fi Inspector. Types: PC/Laptop, Mac.
Award-winning antivirus for Windows 10
Avast has earned many accolades, but the best reward is the loyalty of our 400 million users. We work hard to live up to the expectations of our users — and we're thrilled to be able to continue to protect you and your Windows 10 PC.
The most downloaded software
Antivirus with lowest impact on PC performance
The best choice for your Windows 10 PC
Protection that goes above and beyond
Windows 10 provides very basic protection. Avast Antivirus secures not only your PC, but your entire home network as well — and it comes with advanced features such as Software Updater, Passwords and more.
Official partners with Microsoft
With Microsoft and Avast in your corner, there’s not much that can get in your way. With Microsoft supporting Avast Antivirus to work on all Windows 10 machines, it sends one clear message: we’re respected for what we do. That’s why industry experts like PC Magazine and PC Advisor rate us highly too.
No slowing you down
We’re proud to be called the "Antivirus with the lowest impact on PC performance” by AV Comparatives. Whether you use your PC for gaming or for work, Avast gives you the biggest protection in the smallest package possible
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Avast provides all the essential antivirus protection you need for your Windows 10 PC. But we don’t stop there. We offer extra security features such as a password manager, remote assistance, browser cleaning and more — yep, you guessed it — completely free.
Around-the-world, around-the-clock protection
We’re proud to protect millions of Windows 10 PCs. But you don’t have to take our word for it: Check to see how many PCs we’ve protected this week alone.
Avast prevented 1,997,980 virus attacks on Windows 10 PCs in the past week.
