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.
The latest version of this program is 4.7.

ANTIVIRUS KERNEL
* Almost 100% detection
* Outstanding performance
* Reasonable memory requirements
* ICSA certified

USER INTERFACE
* Memory test during the program startup
* Very intuitive Simple User Interface
* Enhanced User Interface (MS Outlook style)
* Testing of whole disks or just selected folders
* Defining and running of antivirus tests
* Working with the scan results - actions for infected files
* Storing the scan results (history)
* Virus encyclopedia

avast! 4 Professional Edition is a collection of high-end technologies that work in perfect synergy, having one common goal: to give you the top grade protection against computer viruses. It represents an ideal solution for any Windows-based workstation.

avast! 4 Professional Edition is a complete ICSA certified antivirus software for your company. It obtained VB100% awards in 2002/4 Virus Bulletin comparative reviews.
avast! scans for viruses, worms and Trojans: On Demand - with two User Interfaces, On Access, E-mail, during Boot Time, in File Explorer and Screen Saver. It maintains Virus Chest. Protects E-mail, HTTP, NNTP, ICQ, mIRC, Kazaa etc. True incremental updates based on iAVS technology updates twice a week virus definition file.
avast! Home/Professional now fully supports the 64-bit Windows and Vista platforms.

Features:
- Antivirus kernel
- Simple User Interface
- Enhanced User Interface
- Resident protection

avast! 4 Professional Edition is a collection of high-end technologies that work in perfect synergy, having one common goal: to give you the top grade protection against computer viruses. It represents an ideal solution for any Windows-based workstation.avast! 4 Professional Edition is a complete ICSA certified antivirus software for your company. It obtained VB100% awards in 2002/4 Virus Bulletin comparative reviews.
avast! scans for viruses, worms and Trojans: On Demand - with two User Interfaces, On Access, E-mail, during Boot Time, in File Explorer and Screen Saver. It maintains Virus Chest. Protects E-mail, HTTP, NNTP, ICQ, mIRC, Kazaa etc. True incremental updates based on iAVS technology updates twice a week virus definition file.avast! Home/Professional now fully supports the 64-bit Windows and Vista platforms.

Features:
- Antivirus kernel
- Simple User Interface
- Enhanced User Interface
- Resident protection
- Script Blocker (Professional Edition only
- P2P and IM Shields
- Network Shield
- Web Shield
- Automatic updates
- PUSH updates
- Virus Chest
- System integration
- Command-line scanner
- Integrated Virus Cleaner
- Support for 64-bit Windows / Vista
- Internationalization

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.

Main features
ANTIVIRUS KERNEL
* Almost 100% detection
* Outstanding performance
* Reasonable memory requirements
* ICSA certified

USER INTERFACE
* Memory test during the program startup
* Very intuitive Simple User Interface
* Enhanced User Interface (MS Outlook style)
* Testing of whole disks or just selected folders
* Defining and running of antivirus tests
* Working with the scan results - actions for infected files
* Storing the scan results (history)
* Virus encyclopedia
* Log Viewer