Need to know where the nearest subway is? Want to see what others are close by? What direction you have to walk in to get there? What other lines are at each station? How many miles away it is? Want to have all of these information displayed visually for you? Yep. I guess this is why people get iPhones. Take a look at this amazing new application that’s sure to become a NYC staple.

Note: Only available for the iPhone 3GS. Not sure if it has launched in the app store yet, but keep your eyes peeled! Visit across air’s site for more info.