Disk SpeedUp
6.6#3 in disk defragmentation softwareFree planFree planWindows
VisitDisk SpeedUp vs O&O Defrag
O&O Defrag
5.2#20 in disk defragmentation software$49.95 one-timeWindows
VisitDisk SpeedUp plans
- Disk SpeedUpFree
- Disk SpeedUp FreewareFree
O&O Defrag plans
- Professional Edition$49.95, paid once
Pick Disk SpeedUp if…
Disk SpeedUp suits Windows users who want to inspect drive fragmentation and schedule defragmentation. Its exclusions and boot-time options offer control over what and when it processes.
Pick O&O Defrag if…
You want what its maker publishes above — check its page for the details.