Registry First Aid 11.0.1Cleans the registry to speed up your computer and stop program crashes!
Portable PrivaZer 2.44.0An accessible, innovative and reliable system cleaner that enables you to speed up your computer by removing unnecessary files from the hard drive
Auslogics Registry Defrag 9.1.2Optimize the Windows Registry and speed up your computer.
Easy Duplicate File Finder 4.6.0.350Free powerful tool, that helps you to find and delete duplicate files.