I don't know how long it will last but printer pro is free! Great app. I don't want an AirPrint printer anymore. With the new iOS 8 extension along with this app it's just as easy as AirPrint. Get it!
Printer Pro - print documents, photos, web pages and email attachments by Readdle
https://appsto.re/us/hVxCx.i
Printer Pro - print documents, photos, web pages and email attachments by Readdle
https://appsto.re/us/hVxCx.i