http://www.FileHorse.com presents you software Auslogics Disk Defrag. Disk fragmentation leads to system slowdowns, PC crashes, slow startups and shutdowns. Auslogics Disk Defrag is designed for fast defragmentation of modern hard disks. The new version can also consolidate free space and optimize system files placement. Disk Defrag is absolutely FREE for home users.

Download link for Auslogics Disk Defrag
http://www.filehorse.com/download-auslogics-disk-defrag/