With an app up on the App Store, we’ve achieved what we set out to do: we’ve written an app, fine-tuned its performance and appearance, found and fixed its bugs, and made it available to users around the world.
Now what do we do?
For every app we ship, we watch the sales and downloads, check the reviews, collect crash logs, and put out new versions with new features and bug fixes.
And then we decide what we want to do next. In this book, we’ve limited ourselves to the essential frameworks of iOS and the best practices of iOS development. We left out some really interesting stuff, and that material offers a sensible place to seek the next challenge. We can dig further into UIKit by developing custom UIViews and adding gesture recognizers ...