Puran Defrag - Version 6.1 Puran Defrag is a very easy to use defragmentation and optimization utility. It provides many features which include revolutionary PIOZR, Automatic Defragmentation, Boot Time Defragmentation, Low Priority Defrag, Individual File/Folder Defrag, GUI and Console Command Line, Restart/Shutdown after Boot Time Defrag, Native support for 64 Bit Systems and many more... These all features combine togather to give your system a real speed boost.