This massive update includes:- Now supports iPad!- iOS 6 and iPhone 5 support- Calculate normal, tangential, and shear stresses at arbitrary angles- View equations used in calculations- Now you can to print a result sheet complete with figures to pass around- Easily share your results via email with a result sheet PDF- Copy equations and results to the device pasteboard- Reorder saved states- New number pad keyboard on the iPhone & iPod Touch make inputing you numbers simple and fastCheck out our other engineering apps by searching the App Store for: Pressure Vessel Pro Moments of Inertia Stress Concentration Factor Proor search J.R.Hobbs to see them all.