Use the free (or something similar) if all you want to do is quickly scan the file table and undelete a file. R-Studio Data Recovery comes in a number of different flavors besides the plain $80 ...

If you want the best shot at retrieving lost data without resorting to a service, R-Studio Data Recovery is the bullet.

An impressively complete recovery utility, with options for retrieving lost data, managing disks and partitions, and creating virtual RAIDs. While there might be too much here for the beginner, the ...