AirPrint was one of the big tent pole features Apple touted for its iOS 4.2 update. There were rumors it wouldn’t be included and it did make it to the 4.2.1 release. But you do need to have your printers set up appropriately. An AirPrint-ready printer smooths things along so I’m told. I don’t have one, so I wouldn’t know, and actually didn’t plan on finding out.
That changed when I heard of this application. If you’re not in the market for a new printer or don’t have the appropriately networked printers you might want to try Printopia. It is a Mac App not an iOS App. It allows you to use the AirPrint capability from your iOS 4.2 [...]