Spyware Doctor is one of the most reputable security programs and it’s one of the most often recommended anti-spyware tools. It's known for quick and effective scanning methods.
Malwarebytes Anti-Malware can detect and remove malware that other anti-virus and spyware programs generally miss, including rogue security software, although it is not effective against rootkits or viruses.
Kaspersky Anti-Virus 2011 is one of the optimal choices for protecting a computer from viruses and other threats. It offers multiple functions for cleaning a system and keeping it safe. Although it costs more than average anti-virus kit, Kaspersky Anti-Virus is often rated better than similar tools by users even when free virus removers are also in the assortment.