what is the difference between iphone device UDID , iphone device ID and iphone device Token?
<p>what is the difference between iphone device UDID , iphone device ID and iphone device Token ??</p>

<p>Normally iphone device token is used when we are using apple push notification service.</p>

<p>But my goal is to just identify unique iphone device ? So which of the above 3 is unique for iphone device ??</p>
