Make your PC run like new! Protect your data from malware and intruders. Junk files, fragmented drives, and tangled registries degrade your computer's performance, leading to system slowdowns, crashes, and errors. System Mechanic Pro combines 6 powerful products to clean registries, defrag drives and memory, eliminate unwanted files, manage applications, speed up your Internet connection, scrub sensitive data, and remove spyware from your system.