Here's a weather app concept animation. This could be realised in real life. The main idea is a very simple — single screen-app.
Designer: Zee Young - Motion to explain action
Gas Station App by Mariya Yukhimenko
Web design - Headphones store by Martin Rus
Mobile App User interface by
Dribbble - Personal Tracking App by Tate Chow
Dribbble - Steps Sidebar by Megan Fox
Flat Style Squared Preloaders (GIF, AEP, PNG) in this weeks news for designers