If I am using my 6 when the battery is <50% and the phone has gotten too cold, I can reliably cause the phone to shut down if I try to use Snapchat. In combinat

If I am using my 6 when the battery is <50% and the phone has gotten too cold, I can reliably cause the phone to shut down if I try to use Snapchat. In combination with your Tinder experiences, this can confirm OP's experience using both apps, where each seems to be using an outsize portion of system resources.