System Mechanic Professional

System Mechanic Pro from iolo is a Windows tune-up suite for up to 10 home PCs. Its Performance tools clean junk files, remove bloatware, speed up startup, optimize the registry and free up CPU, RAM and drive resources with LiveBoost, while Smart ActiveCare scans and repairs automatically when the PC is idle. Pro adds System Shield real-time antivirus, Malware Killer for existing infections, NetBooster internet tuning, privacy cleaning, secure data wiping and file recovery. It's a yearly subscription with a 30-day money-back guarantee, and a free edition runs basic scans and fixes.