Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
Recuva - Accidentally deleted an important file? Lost files after a computer crash?
Hetman Partition Recovery - Undelete deleted files and folders, recover files from formatted, corrupted, repartitioned and...
DiskGenius - DiskGenius provides an all-in-one solution for data recovery, disk partition management and backup & restore for Windows PCs, Servers and workstations.
PhotoRec - Jun 4, 2016 - PhotoRec is file data recovery software designed to recover lost files including video, documents and archives from hard disks, CD-ROMs, and lost pictures (thus the Photo Recovery name) from digital camera memory.
DMDE - DM Disk Editor and Data Recovery (DMDE) is a disk editor which can help you to understand NTFS.