This is the kind of thing I'm talking about.

Vent Mount, TechMatte MagGrip 360 Air Vent Mount Magnetic Multi-Angle Universal Car Mount Holder for Smartphones including iPhone 6, 6S, Galaxy S6, S6 Edge - Black https://www.amazon.com/dp/B019GL78NK/ref=cm_sw_r_cp_apa_-JKzxbDTYV9MA