Avast Antivirus
Old Version of Avast Free AntiVirus 5.0.594
Selected Version
Avast Free AntiVirus 5.0.594
Supported Systems
Legacy OS support
Windows 98 (Avast 4.8.1367), Me, NT, 2000, XP, Vista, 7, 8
Release Date
28 June, 2010 (9 years ago )

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Download Avast Free AntiVirus 5.0.594
Avast Free AntiVirus 5.0.594

Avast Free AntiVirus 5.0.594 (51.29 MB)

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System Requirements of Avast Free AntiVirus 5.0.594
  • Windows 2000
  • Windows XP
  • Windows Vista
  • Windows 7
Additional Requirements

    Avast supports both 32-bit and 64-bit systems

Program Information of Avast Free AntiVirus 5.0.594
Version Name:
Avast Free AntiVirus 5.0.594

File Size:
51.29 MB

Released Date:
28 June, 2010 (9 years ago)

MD5 Checksum:

SHA1 Checksum:

Version History of Avast Free AntiVirus 5.0.594
  • Improved interaction with Windows System Restore; namely, avast now auto-repairs itself when it detects a corrupted VPS due to a System Restore (or other reasons)
  • Aswsp.sys: solved a minor stability issue
  • Solved a problem related…

View More...

Avast Antivirus Screenshots
Avast's main User Interface looks much better then most of the main stream anti virus programs. It has only three options to choose from: system status,… More
Updating virus definitions on Avast is simple. You can go to "Maintenance" tab and select "Update" from the menu. The rest will be done for you. Avast… More
If you are running a 32-bit operating system, Avast can scan your computer when you boot (turn-on) your computer. This is very useful when you want to… More
About Avast Antivirus

Avast! Free Antivirus is the freeware version of Avast! antivirus software available to Microsoft Windows and Linux users, while Avast! Pro Antivirus is offered to businesses and users that want additional features. Priority updates are delivered automatically using PUSH update technology in Avast! Pro Antivirus. Avast! Pro Antivirus also has a command line scanner and a script blocker.

Avast is a multiple recipient of the Virus Bulletin VB100 Award, for detection of 100% of "in-the-wild" viruses, and is a past winner of the Secure Computing Readers' Trust Award. The name Avast comes from "Anti-Virus-Advanced-Set". Avast! Antivirus is a widely used antivirus program, with 100 million users worldwide as of December 2009.

Avast Free Antivirus Features

  • Avast! Antivirus is a widely used antivirus program, with 100 million users worldwide as of December 2009.
  • Resident protection comprising individual modules or "shields", each of which can be individually configured or disabled.
  • Anti-spyware capabilities
  • Anti-rootkit capabilities
  • Self-Protection - Prevents malware from terminating avast! processes and damaging avast! files.
  • Automatic incremental updates - Updates of both the program and the virus database which is used to identify potential threats - Avast! updates its virus definitions on a regular basis (sometimes multiple updates daily) and this process is automated by default.
  • Audible alarms - Vocal warnings and notices such as "Caution, a virus has been detected!" and "Virus database has been updated."
  • Boot-time scan (32 bit only) - Users can schedule a boot-time scan to remove infections that load during Windows startup.
  • Virus Chest - Quarantine; folder where infected files can be stored. The virus chest also stores vital system files to protect them from damage by malware. Users can also add their own files to the virus chest. Once in the chest, a file cannot be executed; double-clicking the file will instead display information about the file.

Updates : Avast Antivirus Updates

Did You Know?

Avast Antivirus also comes with anti-spyware.