Data Recovery Essential is a constantly updated data recovery and undelete app. The app will restore all existing file formats: images and photos, music, documents, videos, ZIP and other compressed files, etc.
Data Recovery Essential scans all existing file systems, including HFS+, NTFS, FAT32, EXT4 and others, and will also be able to find deleted data after accidental or incomplete disk format. All internal and external storage devices are supported: your Mac's main hard drive, any mountable external disks, USB flash thumb drives, cameras, memory cards, and even other Macs.