It is a free registry cleaner to deeply scan and remove any invalid registry in your PC Windows, including ActiveX, system drivers, startup and more to keep you away from registry worry. You can select the individual option or check all registry categories to customize how it scans your registry according to your demands. It will find out all your registry errors & junks that cause computer freezing, system crashes, instability and other problems and clean, fix and tune your registry. You can also schedule regular registry scans with built-in scheduler to automatically clean the registry every day, once a week or once a month to keep your system error-free. The program is able to backup the registry and automatically create system restore points to make sure nothing goes wrong.