AVG Free Edition
Download antivirus and antispyware security software for windows for free, join the millions of home users that trust avg to protect their computers.
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Alvast! Home Edition
Avast! antivirus v4.8 represents a multi-award winning solution to virus protection, with anti-spyware and anti-rootkit technology built in for added security. it is available free for non-commercial, home use and with its fast, automatic updates, avast! antivirus is already being used by more than 50 million users worldwide to provide continuous protection against all forms of malicious software (malware).
Spam Nullifier 3.0
The anti-spam home page. resources for dealing with junk e-mail. develops opt-in email marketing software for targeted marketing, email newsletters, email publishing and email announcements; and email filtering software for anti-spam protection, anti-relay prevention, and general email monitoring.
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Zonealarm provides complete pc and home internet security solutions. zonealarm's suite of products includes: internet security suite, antivirus, anti-spyware, firewall, extended range wireless router and print server, and much more.