It may be because Windows Phone has nearly twice the market share in Mexico as in USA, but I really did not expect to see the first official Starbucks app for Windows Phone pop in in that country.
The app lets you quickly find the store nearest to you using an Augmented Reality locator and lets you scope out the menu before entering the store. It also lets you keep track of your My Starbucks Rewards balance.
The app features:
The free app can be found in the Windows Phone Store here.
Via Winphollowers.com, thanks Fher for the tip.