 UpdateStar 4, released in March 2009 introduced an enhanced recognition algorithm and a registry cleaner, which removes remnants of uninstalled software.Updates appear almost on a daily basis for a software setup with 60 to 80 programs on a typical PC making it nearly impossible for a PC user to keep up.The program is available as freeware as well as the commercial Premium Edition with additional security advice for program, a cleaner for system maintenance and more.