1)   DiskInternals Excel Recovery 1.2
DiskInternals Excel Recovery is designed specifically to find and recover Microsoft Excel XLS spreadsheets safely and securely, no matter how badly your hard drive or the file system are damaged.

 2)   Repair Corrupt Excel Files 5.0.1
MS excel files repair software repairs corrupt excel file and fix corrupt .xls. Repairs corrupt excel software restores excel files that show error unable to open or read xls file, file is not in a recognizable format. software is very user friendly.