System Mechanic Ultimate Defense features total performance, protection, and privacy in a single System Mechanic dashboard for your convenience. Secure, stabilize, and speed up all the PCs in your home with System Mechanic performance optimization, System Shield real-time antivirus protection, Malware Killer on-demand malware removal, Privacy Guardian online privacy protection, ByePass secure password and credit card manager, DriveScrubber military-grade drive wiping technology, and Search and Recover deleted file recovery.