Free AntiSpyware  Tools

Ad-Aware 2007 7.0.1.5

Spy Sweeper - 90 Day Trial

Windows Defender

Trend Micro Anti-Spyware (Trial version)

HijackThis 2.0.2

Rootkit Revealer 1.71

Spybot Search and Destroy

MalwareBytes Anti-malware

Free AntiVirus  Tools

Avira AntiVir Personal 9.00.386

Avast! Home Edition 4.8

AVG Free Edition 8.5

BitDefender 10 Free Edition

ESET NOD32 Antivirus 4(Trial version)

Kaspersky Anti-Virus 8.0 (Trial version)

McAfee Internet security (Trial version)

Windows Live One Care

Norton Antivirus 2009 (Trial version)