Advanced Disk Optimizer
Whenever you experience sluggish application response times, slow boot and restart cycles, and a general decline in system performance, it’s time for Disk Optimizer!
Every hard drive begins with well-organized files, neatly arranged on the drive’s platter. But as more data is read from and written to your hard drive, it quickly becomes fragmented, with some parts of a file stored here, and other parts stored elsewhere on the disk. The result is longer read times for your applications and longer boot-up times.
With Disk Optimizer, all of the fragments of data are rearranged back to a sequential order on your hard drive. Bring a renewed level of responsiveness to your applications and computer boot times! Buy Now Trial 
Price: 29.99