If you head over to this URL right now, you'll land on a signup page to get an invitation for a new version of Google Wallet. Yep, Wallet is doing something big. And we're not sure what, but we fully expect it to be announced very soon (like, today). The landing page suggests the new Wallet will support multiple mobile platforms - including iOS - not just Android. Take a look:
Yeah, we're excited, too. We'll keep you updated as we learn more.