Google wants to revolutionize shopping (photos) Summary: Google announces Google Wallet - a service that will turn your cell phone into a credit card. By Andy Smith | May 26, 2011 -- 10:36 GMT (03:36 PDT) Previous | Next Image 6 of 11 While shopping you can be notified of a sale or look up prices. Topics: Mobility, Banking, Google, Hardware Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.