A free version of Crack Killer 1.20 can be found on our website. The built-in antivirus system reports that this program is safe. Notice that Crack Killer can be installed on the following OSs: Windows XP/Vista/7/8/10 32-bit. According to the information on our software library the most popular version of this program is: 1.2. Please note that this program is developed by Trialware Professional Association.