avast! 4 Professional Edition is a collection of award winning, high-end technologies that work in perfect synergy, having one common goal: to protect your system and valuable data against computer viruses. It represents a best-in-class solution for any Windows-based workstation. This page demonstrates its most important features and provides links to further resources.

Features overview :

Antivirus kernel

Automatic updates
Simple User Interface

 PUSH updates
Enhanced User Interface

Virus Chest
Resident protection

System integration
Script blocker

Command-line scanner
P2P and IM Shields

Integrated Virus Cleaner
Network Shield

Support for 64-bit Windows
Web Shield

Internationalization

Download Avast AntiVirus 2009 Pro v4.8.1282 Plus