How do I download a 30 day trial of ZoneAlarm Anti-Ransomware? Updated October 02, 2017 10:30 Downloading the ZoneAlarm Anti-Ransomware 30 day trial is fast and easy. Get your Free 30 day trial of ZoneAlarm Anti-Ransomware Click Here. If for any reason you are not happy with ZoneAlarm Anti-Ransomware during the first 30 days of the free trial contact support by live chat to cancel your subscription with no questions asked before your billing begins. ZoneAlarm also has a 30 day no hassle refund policy from your first billing date.