WP-Mobilizer detects over 5,000 mobile devices and displays. You choose the theme you want for devices. Usefull for switch to Mobile Theme.
Mobilize your WordPress! Automatically detects all the Mobile Browsers (more than 5,000+) and loads the theme as per your settings done in admin.
You can select a different theme for each mobile/non-mobile browser. WP-Mobilizer plugin also includes an installer that will configure everything automatically. All you have to do is install and activate the plugin.