Registry Mechanic is an advanced registry cleaner for Windows that can safely clean, repair and optimize your registry in a few simple mouse clicks! With Registry Mechanic you can safely clean, repair and optimize the Windows registry with a few simple mouse clicks! Problems with the Windows registry are a common cause of Windows crashes, slow performance and error messages. By using a registry cleaner regularly and fixing registry errors your system should not only be more stable but it will also help improve your system performance without expensive hardware upgrades. Learn more about the importance of a clean registry with our registry insight.