AVG Free Edition 2013.0.2667 (32-bit)
AVG Anti-Virus Free Edition is trusted antivirus and antispyware protection for Windows available to download for free. In addition, the new included LinkScanner® Active Surf-Shield checks web pages for threats at the only time that matters - when you're about to click that link.
AVG Anti-Virus Free has these following features:
Award-winning antivirus and antispywareReal-time safe internet surfing and searchingQuality proven by 80 million of usersEasy to download, install and useProtection against viruses and spywareCompatible with Windows 7, Windows Vista and Windows XPAVG Anti-Virus Free Edition is only available for single computer use for home and non commercial use.
This is the 32-bit version.