PC Optimizer keeps your PC running error-free. It features Privacy Protector, which removes all unwanted traces in your system; System Cleaner, which removes junk and obsolete files from your system; Manage AutoRun Programs, which lets you control which program should be run at start-up and logon; Memory Optimizer, which optimizes the memory management of Windows; and Find Duplicate Files, which finds and removes the duplicate files from your system. Regcleaner cleans the Windows Registry. Registry Defrag optimizes the Registry by defragging it. Secure Delete lets you safely erase deleted data so it cannot be recovered again.