Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
Plus if you consider that you're outside and the screen is at full brightness, it all adds to the phone getting warm. My iPhone 6 gets a little warm after an extended hunt. ;)
 
  • Like
Reactions: VideoBeagle
In my case iPhone 6s Plus running "iOS10.0 b2" no problem.
It has been around 1 hour by now and there is no signs of heating.
 
That means that you have more fire Pokemon on your team than other types.

Try catching a Lapras to reduce your phone's temperature.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.