Avast Premium Security for Windows

Our most powerful protection for your PC

Better security

The world’s largest threat-detection network, cloud-based artificial intelligence, and light-speed behavioral analysis put our antivirus above all others

Better privacy

Stops spyware from snooping through your tax files, health records, and other sensitive documents. And prevents peeping Toms from using your webcam to spy on you.

Better than award-winning 

AV-Comparatives awarded our free antivirus “Product of the Year.” Avast Premium Security includes that same award-winning protection — and so much more

Antivirus

Intelligently detects and blocks viruses, spyware, Trojans, ransomware, and other malware in real-time

Smart Scan

One scan finds everything from hidden malware and browser threats to outdated software and other vulnerabilities

Behavior Shield

Spots suspicious software behavior to protect you from 0-second threats and ransomware

CyberCapture

Analyzes unknown, potentially malicious files in the cloud and creates a cure for all Avast users if they’re a threat

Firewall Offers

advanced control over what goes in and out of your PC — unlike Windows’ basic firewall

Ransomware Shield

Blocks untrusted apps and ransomware from changing, deleting, or encrypting personal photos and files

Real Site

Protects against fake websites designed to steal your credit card numbers, banking info, and passwords

Wi-Fi Inspector

Automatically detects weaknesses in your home Wi-Fi (or wired) network to keep out hackers

Webcam Shield

Prevents untrusted apps and peeping Toms from spying on you via your computer’s webcam

Sensitive Data Shield

Stops spyware from snooping through your tax files, health records, and other sensitive documents

Data Shredder

Permanently delete any file – so you can lend, sell, or throw out your computer without compromising your privacy

Rescue Disk

Creates a bootable version of the Avast scanner on a CD or USB drive to help you repair a computer that’s too infected to start

Do Not Disturb Mode

Allows you to watch videos, play games, or run presentations in fullscreen without any notifications interrupting you

Automatic Software Updater

Keeps your essential software automatically updated with the latest safety and performance improvements