Award-winning antivirus engine
Our award-winning scanning engine protects against viruses and spyware, with lowest impact on your computer's performance.
Software Updater maintenance tool
Shows you an overview of all your outdated software applications, and prompts you to update your security vulnerabilities.
Streaming virus database updates
Keeps your protection up to date in real-time with more than 200 daily virus updates from the AVAST Virus Lab cloud.
Browser Cleanup, for tidy web surfing
This new tool serves as a maintenance center where you can delete annoying toolbars and plug-ins from your browser.
New user-friendly interface
The avast! UI has been redesigned to keep up with modern navigation styles. Geeks, don't worry, it's still customizable.
Enhanced touch screen navigation
Our new user interface, with large easy-to-push buttons, simplifies using avast! on your touch-based Windows 8 devices.
Boot-time malware scanning
Scans your computer for infections before the OS starts and before any viruses hidden beneath it can be activated.
Intelligent scanner for faster scans
Reduces the number of required file scans by using a 'white list' of safe files. These files are only scanned if they change.