Why Use Registry Cleaner Software? Registry cleaner software eliminates the clutter and junk that builds up in your computer's registry from installing and removing programs, deleting and creating files and surfing online which results in a fast optimized registry that keeps your computer running properly. Without such tune ups your computer can become sluggish, full of error messages and experience frequent system crashes. The Windows registry is one of the most vital components of a Windows system because it stores all hardware and software configuration information of your PC. There is not a single task that you can perform on your computer without going through the registry...