Google has launched an iPhone app for its Google Offers deals program. The free app, available now via the App Store, can tap into your phone's location to offer up nearby deals. It can also send you push notifications if you're in the vicinity of a deal, allowing you to purchase directly from the iPhone. At this point, the Google Offers app for iPhone is only available in the US, but is live in dozens of cities - from Boston and Brooklyn to Detroit and Omaha. When you...