1.WPtouch
This is the one of the most popular wordpress plugin used for iphone.It simply converts wordpress blog into iphone ,itouch compatible application style theme.The admin panel allows you to customize many aspects of its appearance, and deliver a fast, user-friendly and stylish version of your site to iPhone, iPod touch, Android, Palm Pre and BlackBerry Storm visitors, without modifying a single bit of code (or affecting) your regular desktop theme.
Authors: BraveNewCode, duanestorey, dalemugford
Click here to download the plugin.http://wordpress.org/extend/plugins/wptouch/
2.WordPress PDA & iPhone
Wordpress PDA plugin enables the wordpress blog viewable for PDA and iPhone browsers. It is really simple plugin which detects the browser agent and loads a simple theme on fly. The plugin comes with a theme folder which acts like normal theme with all the functionality of wordpress theme.
Author:Imthiaz Rafiq
Click here to download the plugin.
3.iPhone / Mobile Admin
If you are searching for the plugin which can adapts the WordPress admin UI to be more friendly to mobile devices, specifically iphones, then might be one choice .You can manage your posts and contents using moblie .It is a beta version.
Author:jaredbangs, dancameron
Click here to download the plugin
