I’m sure you can tell the difference between mobile app design in 20. Skeuomorphic icons, gradient buttons, and background textures? Remember the dark backgrounds and vibrant typography on Android phones? Think for a second about the apps on your first smartphone back in 2009. If you’re a design student or a junior designer and you’re about to dig into your first mobile project, here’s some guidance on what to keep in mind when adjusting your mobile design for both platforms.