Check Point Software, the developers of popular ZoneAlarm software, are giving away a fully licensed copy of ZoneAlarm Anti-Spyware for free until Nov 14 (05:00 PST).
This software comes with the legendary ZoneAlarm firewall, spyware scanner and an year of free updates but no anti-virus scanner or identity theft protection.
Download ZoneAlarm Anti-Spyware here. [*link expired]
Related: ZoneAlarm vs Windows Vista Firewall vs XP SP2