In the last 2 years we've made a modest $56,000 from our self-published apps and over $100,000 since we began in 2011, and our apps are by no means popular. We've taken the time to write the story, so that you can do it too.With a good update and the right marketing tactics you can generate meaningful revenue from your apps too."Joe and Matt's first book follows their success story from struggling to attract users, to being featured on the AppStore, and everything in between."AppModo.comeverywhere to rethink their approach to publishing on the AppStore.So how do you publish an app that performs well without being well-known, or having a big marketing budget?We think that's something every developer updating their apps has struggled with. Both Matt and I have found approaches that make the most of the AppStore's huge potential.Generating meaningful revenue from your app is hard... really hard.We wouldn't want you to get the wrong idea and think that $100,000 in AppStore earnings is easy. Nothing could be further from the truth. But what easy things are actually worth doing?Our apps were consistently under-performing, and most of them fizzled down to 1 or 2 sales a month, nothing. It's a familiar story for lots of app developers worldwide.Follow a proven planActual non-cumulative iTunes Connect screenshot from June 2012 to January 2014We've had dozens of apps on the store, and made plenty of mistakes, but in doing so we've also found what works well. In July 2013 one single app update more than doubled our overnight revenue (see the sales chart above).We was able to focus on exactly who our audience were, and what made them purchase... More importantly with enough effort, this could apply to almost any app on the store, if you're willing to put the work in.Joe AllenCurrently working as Head of Online for an international events and publishing business, Joe has been publishing apps since he was in college in 2011. Joe has now published iPhone and iPad apps on with over 250,000 downloads and over 70,000 registered customers. Matt CowlinCurrently working in Marketing at a popular children's app publisher, Matt has also been publishing apps since his college years in 2011. Matt now earns from 91 iPhone and iPad apps, and is on track to generate over $50,000 in revenue for 2014.What's in the book?Everything we could possibly remember. We've tried to be as detailed as possible, and provided exact sales figures and charts for each of our apps.