As the parent of a young adult with Type 1 diabetes, I understand some of the challenges folks face when diagnosed with their condition. And, for some kids, it can be hard to teach them about what's happening in their bodies as they navigate the world of insulin, hypo- and hyper- glycaemia, monitoring your blood sugar and managing your diet. Magikcraft is leveraging Minecraft to help engage children diagnosed with Type 1 diabetes in making their way through this new world.
You don't have to fire up Xcode or download the Android SDK to build an app for yourself that you can use anywhere. For less complex programs -- in my case, a companion app for a board game -- you can open your web development IDE of choice and build something that should be more than adequate for your needs (and shareable if required).