Is it possible to get the atomic clock timestamp from the iphone GPS?

Question

I\'m looking for a reliable way to get the time. It can\'t be tampered with and it needs to work offline. So no internet time , no user time setup in settings and no BSD u

Answer 1

Even if you can get hold of the time from GPS you should be aware that GPS time is not quite the same as UTC. The GPS receiver in the iPhone might take care of that for you though.