The best free firewall on the planet
Welcome to the intersection of ZoneAlarmÃ‚Â® ingenuity and philosophy. Since day one we have been giving away our award shattering firewall for free. Why we do this is simple – we fundamentally believe everyone has the right to experience the Internet in safety. Please enjoy, with our compliments.
- Essential firewall protection
- Be invisible to others online
- Easy to use and install