For rooted devices.
GT Recovery (http://www.gtrecovery.net/) can undelete files, recover lost photos through scanning the storage on your phone.

If you accidentally deleted something important on your phone, reformatted your memory card, or restore your phone to the factory default settings, GT Recovery can help you recover images or photos, recover audios as musics and records, recover videos, recover lost contacts and messages, which contains functions as installation file recovery, package recovery, documents recovery etc.
Features:
~ Supports mainstream volume formats, as FAT,EXT3,EXT4.
~ The scanning results of audios or videos can be previewed.
~ Help you find what you want easily.
This app is for rooted devices only! If your device is not root ,you can try GT Recovery for Windows on your PC （download it from http://www.gtrecovery.net/）!
We are always looking to hear of ways to make our software better, and if you have any suggestions or questions about the software, we are here to listen and help!
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