Spybot - Search & Destroy Alternatives

AdwCleaner

AdwCleaner is an easy-to-use OS security utility that allows you to get rid of adware on your computer in seconds, by quickly scanning the system. The program detects and brings to light any adware, PUP / LPI (Potentially Unwanted Software), toolbars and programs that gain control over your computer. The program interface and ease of use deserve attention. You do not need to install anything, just double-click on the application icon and the program is ready to use.

Features:

• Multiple languages
• Portable
• Standalone

Microsoft Defender

Microsoft Defender is built into Windows to help guard your PC against viruses, spyware, and other malicious software in real time. Microsoft Defender features Real-Time Protection, a monitoring system that recommends actions against malware when it's detected, minimizes interruptions, and helps you stay productive.

Features:

• Real-time protection
• Bundled with Windows

ComboFix

USE WITH CAUTION! Combofix is a freeware (a legitimate spyware remover created by sUBs), Combofix was designed to scan a computer for known malware, spyware (SurfSideKick, QooLogic, and Look2Me as well as any other combination of the mentioned spyware applications) and remove them. ComboFix allows the manual removal of spyware infections. It's a specialized effective cleaning tool, which is useful compared to other malware and spyware removers.

Kaspersky Virus Removal Tool

Kaspersky Virus Removal Tool is a free software intended to disinfect infected computers, removing viruses, Trojans, and spyware, as well as any other types of malware. Kaspersky Virus Removal Tool 2011 uses the same highly efficient algorithms for detecting malware as Kaspersky Anti-Virus.

Features:

• Optimal performance
• Password management
• Portable
• Security & Privacy
• Security focused

herdProtect

herdProtect is a second line of defense malware scanning platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection. As a second line of defense anti-malware solution, herdProtect is designed to run with any existing anti-virus program already installed on a user's PC.