Windows 7 ZoneAlarm OK on build 7022 but NOT on 7057.

[Chuts]

Anyone else find that Zone Alarm 8.0.056 works with build 7022 but not with build 7057?
Are there any other choices for a free firewall?

 

[Ubuntero]

Zone Alarm do not work with built 7100 - asking for SP 1 Vista.