Advanced SystemCare Ultimate incorporates top anti-virus capabilities, as well as the already proven comprehensive PC tune-up ability. It has a one-click approach to help protect, repair, clean, and optimize your PC. Based on #1 ranked BitDefender antivirus technology and IObit anti-malware engine, it is a part of IObit antivirus project dedicating to provide more and better value-added services with our users. With its real-time protection against viruses, spyware and phishing attacks, powerful tuning-up and cleaning functionality, Advanced SystemCare Ultimate provides always-on, automated, and all-in-one protection against all kinds of security threats, system slow down, freeze and crash. It ensures PC security, and maintains maximum computer performance automatically without slowing down your system.