Disk fragmentation leads to system slowdowns, PC crashes, slow startup and shutdown and sometimes to system failures. Auslogics Disk Defrag is designed for fast optimization of today's modern hard disks. Get the maximum performance out of your expensive hardware investments. And it's absolutely FREE. Auslogics Disk Defrag is a compact, manual defragmentation tool that supports FAT 16, FAT 32, and NTFS (with compressed and encrypted files). For the individual user, Disk Defrag is more than adequate for the job of maintaining high-level disk performance.

Defraggler differs from other defrag tools on the market, by enabling you to quickly and simply defrag the files you want to, without having to process the whole drive. Simply run Defraggler, select the file and defragment in seconds. No more struggling with the Windows defragmentation tool!

Quicksys RegDefrag is a freeware utility to defrag registry.It optimizes registry by removing gaps, fragments and wasted space in Windows registry files.The defragmentation improves performance and boosts access to the registry.