What is UDID? Every iPhone or iPod Touch contains a Unique Device Identifier (UDID), which is a sequence of 40 letters and numbers that are specific to that device. This is like a vehicle’s VIN number but much harder to guess. Here is an example: 2b6f0cc904d137be2e1730235f5664094b831186. What can you do with a UDID? The only… Continue reading How to find your UDID and Use a Beta Build