If you are thinking about purchasing a data recovery tool make sure that the one you pick is capable of partition recovery. Many software programs are designed to be able to undelete a file or two. This is especially true when that file was simply inadvertently deleted due to human error. But when an entire sector of a hard disk drive or segment of a USB flash drive has had all of the files on it deleted you must purchase a program capable of undeleting files lost during reformatting of a partition or drive.
Only the best data recovery tools such as those designed and offered by Remo Software are capable of performing this task. Lesser quality data recovery tools are only able to run a basic find function that is similar to using your computer to locate a misspelled word. In order to affect successful partition recovery when a partition or drive has been reformatted a program must be able to look beyond reading simple boot sectors and actually recognize the inherent file structure so as to recategorize them and reattach the original file names.