With RegCleaner you can easily get rid of those old and obsolete registry entries created by program that you have destroyed ages ago. You don't have to be an expert to use this program. Note that this software is not like those other so called registry cleaners, they search any filenames from registry, then if the file doesn't exist anymore they remove the registry key or value where this filename was.

The Registry is a heart and soul of any Windows system. It contains information that controls how your Windows appears and how it behaves. Most applications today use registry to store configuration and other important data.
When you install an application, a new registry entries will be created. These entries will automatically be deleted when you uninstall the application. Unfortunately, it does not always work that way. Sometimes, you will find that some applications fail to remove their own registry entries. These entries will become obsolete.
After a long period, after installing and uninstalling a lot number of applications, your Windows registry will contain a large number of obsolete entries. These will significantly increase the registry size and thus will slowdown your computer, because Windows will need more time to load, search, and read data from registry.
To keep your computer in top performance, it is recommended to periodically clean your Windows registry.
To keep your PC in top performance, it is recommended to periodically clean your registry using TweakNow RegCleaner.
Free for non commercial use!

The license of this software is Freeware, you can free download and free use this registry cleaner software.