Are you aware of the built in system icons? Perhaps you just wanted the Twitterific icon, but Apple has a built-in compose icon you can use instead in a navigation bar. Check out the UIBarButtonSystemItemCompose: https://developer.apple.com/library/ios/documentation/uikit/reference/UIBarButtonItem_Class/Reference/Reference.html#//apple_ref/doc/uid/TP40007519-CH3-SW2