Last year I spent some time on an iOS UIViewController subclass that can be used as a replacement for the common PIN or password/login screens we often see on mobile apps. It is inspired by the Windows 8 Picture Password feature.
Today, I’ve been talking to some fellow instructors at Xamarin University about designing good touch interfaces and that reminded my of my project. So I thought, I’d create a small blog post about it. It’s all free and available on Github. Read here, if you are interested in the details.