Recuva - Accidentally deleted an important file? Lost files after a computer crash?
iLike Free Photo Recovery - Recover Deleted Photos, Videos and Audio Files
Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
myPhoto Recovery - myPhoto Recovery is a utility for recovery of lost and deleted photos.
JPEG-Repair Toolkit - JPEG-Repair Toolkit is a utility for repairing corrupt photos.
Stellar Photo Recovery - Stellar Photo Recovery software recovers photos, videos & audio files lost due to deletion, corruption, formatting, virus, inaccessible drives, etc.