Over the past two years, Google's mobile searches have grown by more than five times. Furthermore, in the Q3'10, Google mobile searches jumped 130% year over year. Given the growth of mobile search, it's no surprise that more and more of your looking to capitalize on the mobile advertising opportunity. If you're already a mobile advertiser or if you're looking to make your jump onto the small screen, your job has just gotten easier.
Mobile Statistics in the Keyword Tool now helps you build a better keyword list to target mobile users. Under "Advanced options," you can now search for keywords for devices with mobile WAP browsers, mobile devices with full Internet browsers (think iPhone and Android phones), or all mobile devices (sum of devices with WAP browsers and devices with Internet browsers).
When you do a keyword search, the statistics you see for Competition, Global and Local Monthly Searches, and Local Search Trends are all specific to the device or devices that you've selected.
More Info: Keyword Tool