Want to resell or give your old phone to your friends? Simply deletion or factory resetting won't erase your iPhone/Android data thoroughly,because some data recovery tool can recover deleted data from iPhone, Android easily. If you plan to sell your old iPhone and purchase a new phone, you must make sure all the data and personal information store in your phone has been wiped permanently.To permanently & completely erase all data on your old iPhone, iPad, Android phone in order to protect your personal privacy,you must to use a professional iOS Data Eraser or Android Data Eraser to delete text messages, contacts, pictures, videos, notes, Apples ID, account info, password and other personal stuff from mobile phone, right? iOS & Android Data Eraser not only can help you wipe data from iPhone, iPad, iPod and Android phone permanently,but also allows you deeply optimizes iPhone/iPad/iPod Touch device by deleting the junk files, App caches, temporary files, cookies, error logs, temp files,ect. to free up a lot of storage space and speed up the iOS devices.