Ad-aware
Ad-aware
http://www.lavasoft.de/
AVG (antivirus)
Antivirus and internet security protection for home and business. 24/7 support and high-speed automatic updates. products ranging from maximum protection, to basic antivirus protection available for free download.
http://www.grisoft.com/us/us_dwnl_free.php
Hitman Pro
Hitman pro | alles-in-1 oplossing tegen spyware
http://www.hitmanpro.nl
Spy Sweeper
Webroot software is a leader in antivirus and antispyware security solutions for home, small business, and enterprise customers. download a free trial version.
http://www.webroot.com
Spywareblaster
Spywareblaster
http://www.javacoolsoftware.com/