iWorld is a professional mobile WordPress theme from ThemeForest designed exclusive for iPod Touch and iPhone and also can be used for corporate site, portfolio, personal blog and more. This theme comes with 10 color schemes, built-in Flickr, Twitter and display only for mobile device.You can extend it via WordPress Mobile Pack.
10 color schemes
Form validation plug-in
Social Icons (with ability to add your own)
WP Featured image feature for Thumbnails and Portfolio Images