Advanced Registry Optimizer 5.1 

Advanced Registry Optimizer will scan, identify, clean and repair errors in your Windows registry with a single click. It can clean and repair unwanted debris left behind by adware and spyware. This registry tool is extremely powerful, yet easy to use, and will keep your computer operating in "like new" fashion. It scans more than 10 important parts of the registry. It can identify and correct errors that can slow your system down or, cause it to behave erratically, crash or hang. For maximum safety, it includes Backup and Undo functionality for any change. Advanced users can select which parts of the registry to operate on.