1)   DiskInternals FAT Recovery 1.5
DiskInternals FAT Recovery is a fully automatic utility that recovers data from damaged or formatted disks. The program scans the disk first, then restores the original structure of files and folders. Available for a free trial right now!

 2)   diskSpace Explorer Network Edition 3.0
diskSpace Explorer 3 Network Edition shows the used/wasted space for files/folders using an interactive pie chart and reports how much space is wasted on drive due to the cluster size.