Quickly scan your registry to find obsolete entries TweakNow RegCleaner Professional is a software that scans and defragments your registry.

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. This entries will automatically be deleted when you uninstall the application. Unfortunately, it is not always work that way. Sometimes, you will find that some applications fail to remove their own registry entries. This entry will become obsolete.

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