Recently, I've been using three fantastic mobile patterns galleries to provide consistency and help me find the best elements for the job; they're truly a great source of inspiration!
http://mobile-patterns.com
http://pttrns.com
http://www.lovelyui.com
'Taptu'
This app was the most thought provoking; the navigation was what inspired me. It also gave me the knowledge that three buttons could sit on the navigation bar, giving the content lots of room, and still be fingertip-friendly!
Source: http://www.lovelyui.com/post/4935275415/empty-data-set-on-taptu