idatto.com
IdattoUML tools for iPhone, iPad and the Mac. Made for iOS 7. Idatto UML is designed for iOS 7. Clear. Modern. Beautiful. Develop with your iPhone or iPad and synchronize your models with iCloud. Class and Package Diagrams. Create your model with class and package diagrams. Generate code for Objective-C, Java, C#, or C . Generate PDF documentation with all descriptions and diagrams from your model. Idatto for the Mac. Made for the Mac.
http://www.idatto.com/