Google has now enabled access to the AdWords dashboard and other features for smartphone users. It’s configurable and provides on-the-go access to account data and stats. The new mobile interface is currently available for iPhone, Android and Palm/WebOS users.
You can access AdWords for Mobile by visiting http://adwords.google.com/dashboard/Dashboard on your mobile browser.
There’s more discussion, including advice on how to configure alerts and other features for mobile on Inside AdWords.