Cabby – modern high quality app interface. One PSD file designed for Photoshop CC 2015 with artboards.
34 High Quality Screens
Pixel Perfect Design
Retina Ready (750×1334 px)
Well Organized and Layered
100% Vector Shapes
Easy to Customize
Smart Objects for Image Placement
Roboto – https://typekit.com/fonts/roboto
The buttons can easily be resized as the main shapes are vector based.
The elements have been created at a reasonable size so that they will be easy to interact with on those shiny touch screens of yours.