14 Best Free PC Cleaner and Optimizer Apps for Windows in
System Mechanic Free is a PC tune-up and repair tool. It has a registry cleaner, popup killer, startup manager, privacy cleaner, uninstaller manager, secure shredder frre many more to increase your system performance. CCleaner is one of the better-known PC tune-up tools. You can also remove the autorun programs startup programs by using autorun tab.
18 Best Free PC Cleaner Software For Windows 10, 8, 7 In .Best free PC cleaner of | TechRadar
It can scan and fix registry entries.