Targeting this concern, many collections of mobilespecific
UI and interaction patterns have also
sprung up. There are several online mobile
patterns libraries available; e.g., Pttrns [pttrns.com]
categorizes screenshots of different real iOS apps
according to the set criteria, Inspired-UI [inspiredui.
com] provides UI styles in different categories
taken from real mobile apps for iOS and Android,
Android Pttrns [androidpttrns.com] works like Pttrns
but for the Android platform, etc.