Even though we've already learned quite a bit in this series on iOS development, I'm sure you are eager to start building iOS applications that do something cool or useful. In this tutorial, your wish is granted. Using Xcode, you'll create an iOS project from scratch, modify the project's source code, and run your application in the simulator or on a physical device.
Source files for the Tuts+ tutorial: Creating Your First iOS Application
Read this tutorial on Envato Tuts+.