1. Being the popular and venerable antispyware program from the house of Lavasoft, Ad-aware SE 1.06 is an ideal choice for keeping spyware and adware under control on your computer. This program has been intended to safeguard your computer from known Data-mining, selected traditional Trojans, aggressive advertising, Parasites, Scumware, Dialers as well as Malware, Browser hijackers, and tracking components. This new programs comes with all new Code Sequence Identification (CSI) technology that not only protects your computer from known content, but also safeguard the system against many of their unknown variants.
2. ZoneAlarm Anti-Spyware 6 is another excellent choice. Released by Zone Labs, renowned free firewall software ZoneAlarm Anti-Spyware 6 offers a deep level of protection to the PC users. Installation and setup of this program is very straightforward. Apart from monitoring network traffic for spyware, this anti-spyware program also quarantines suspicious e-mail attachments as well as block outbound messages that may have potential malware.
3. PC tools Spyware Doctor 2011 is one of the most popular choice in 2011. Featuring a unique user interface this program is very easy to use. Typically, it is a must to have an active internet connection to update the programs for the best performance. But Spware Doctor doesn't depend upon the definition database. So those who dint have an internet connection they also won't face any difficulties with this program. There should be 2GB RAM to run the smoothly.
4. Webroot SpySweeper 2011 performs excellently to detect of spywares. The latest version comes with some new features such as online backup. This allows the users to access their files from anywhere. The scanning speed might be a bit on the slower side than its counterparts but the detection techniques of this program is the best. To run the program, there should be 1 GHz processor and minimum 1GB RAM.
5. Ad-Aware Pro 8.3 is notable anti-spyware software. The program might be simple and lightweight but it is very much effective to protect your computer against spyware.