Android Horoscope App UI Design by Reznik Umar, BTW Download cool app(s) here: http://www.imobileappsys.com/promote/tryapps.php?id=pinterest
EventRay UI KIT - Free Download This reedy-to-use user interface kit by Dtail Studio includes multiple layouts and GUI elements designed for use on different resolutions Web platforms and Mobile applications.
Concept of Bubble Instant Messenger by Serge Vasil
Yummly Mobile on Behance
Serge Beato on Behan...
Not too keen on the actual app but really interesting ways of displaying what they are doing.
"Fresh It Up" - App Design by Jieyu Xiong, via Behance
D-D Play - App Design | Abduzeedo Design Inspiration