From: http://www.collobos.com/
Simple
Installing FingerPrint on your Mac or PC is a breeze. After installation, FingerPrint runs unobtrusively as a background service. Merely turn on your computer and you're ready to print from your iOS devices.
From: http://mobile.eurosmartz.com/prod_index.html
From: http://support.apple.com/kb/HT4356
From: http://readdle.com/products/