Mixed UI/UX designs for your inspiration | From up North
I like the fact that the main content on the page never disappears, although the interacting with the side bar is at an all time high. It's a very clean layout with flat ui colors that speaks nicely to the flow of the app.
iOS and Android Design Guidelines Cheat Sheet
Animated Gifs is a New Way of Good App Presentation
Animated Gifs is a New Way of Good App Presentation - Designmodo