Auslogics Registry Defrag can significantly speed up your computer by helping you to defragment the Registry, remove gaps and make it contiguous, smaller and faster to access. The program is free of charge.
Amigabit Registry Cleaner is a solid program to scan, clean and repair Registry errors causing slow speed, PC crashing or freezing, blue screens, error messages, etc. with simple, one-click option.
Eusing Free Registry Defrag is a free registry defragmentation software. It will enhance your system’s performance by removing gaps, fragments and wasted space in Windows registry files. It’s simple to use, and it speeds up your PC.