Mobile device forensics is a branch of digital forensics relating to recovery of digital evidence or data from a mobile device under forensically sound conditions. The phrase mobile device usually refers to mobile phones; however, it can also relate to any digital device that has both internal memory and communication ability, including PDA devices, GPS devices and tablet computers. There is growing need for mobile forensics due to several reasons and some of the prominent reasons are: Mobile device forensics can be particularly challenging on a number of levels: