Defragmentation related software
- Cobra File Defrag
Perform file as well as disk based defragmentation - Auslogics Disk Defrag
Auslogics Disk Defrag - get the maximum out of your hard drive performance. - Ainvo Registry Defrag
Ainvo Registry Defrag will make Windows faster due to registry defragmentation. - Disk Performance Analyzer for Networks
Disk Performance Analyzer for Networks (DPAN) is a free tool