.IMG3 File Extension
File TypeiPhone IMG3 File
This file is saved in a binary format, which requires a specific program to read its contents.
What is an IMG3 file?
System file used by iPhones and iPods; contains an encrypted image that is used for loading core system software and data; can be found within iPhone software update (.IPSW) files; sometimes edited by users for creating "jailbroken" iPhones.