Isn't Steiner light

And  Suggeriti da fonatica 

And, custom font created by A2-Type for Android.
https://www.a2-type.co.uk/media/img/commissions/android-01.jpg
https://www.a2-type.co.uk/media/img/commissions/Google-Font-5.png

How to get the font

it's a custom font for Android, it's not a font for you.