ActivePrint ($3.99) represents a new and intriguing entry into the AirPrint arena. In its natural state, Apple's AirPrint service allows you to wirelessly print documents from your iOS device to an AirPrint-enabled printer on the same network.
We at TUAW have long been big fans of Printopia, a utility that extends AirPrint to any standard printer, not just those with AirPrint capabilities. ActivePrint promises a way to move beyond local networks, so you can print from the road as well as at the office or home.
It works by hosting a Windows or OS X application
