Find out the iPhone/iPod Touch device ID(UDID) with/without Xcode?

How to find out the iPhone/iPod Touch device ID without Xcode?

1. Connect the iPhone or iPod Touch to your Mac or PC (Windows Machine)
2. Click on the device in iTunes, go to the “Summary” tab, click on the “Serial Number” label. The “Serial Number” will change to “Identifier”
3. Click on “Edit” in the menu at the top and select “Copy”
4. Now you can paste the device ID into an e-mail

How to find out the iPhone/iPod Touch device ID with Xcode?

UIDevice *myDevice = [UIDevice currentDevice];

NSString *deviceUDID = [myDevice uniqueIdentifier];