Its latest version is 8.31, which is compatible with Windows 8/7/XP/Vista. Wise Registry Cleaner is one of the most popular free registry cleaning utility in 2014/2015. Both 32-bit and 64-bit Windows systems (Windows 10/8.1/8/7/Vista/XP) are supported. Backup is available in case that you delete necessary items accidentally. It includes most of the essentials for PC maintenance and provides tools for clearing temporary files, cleaning the registry and removing cookies from your browser. Compared with others, this program is more comprehensive.

1.CCleanerĬCleaner ranks top 1 in open source windows registry cleaner in CNET download center. Here we list 5 free registry cleaner programs. To clean registry junks and keep PC at peak performance, free Windows registry cleaner is of the essence. However, sometimes registry settings will corrupt due to these remains. Settings that are no longer needed will still remain in the registry in case they will be needed again. The Windows registry is a database that lists all of the configuration settings that determine how Windows looks and behaves.

Top free registry repair tools