I'm sorry. I can't really relate to tap tap tap. They're amazing at what they do (and proof you need a custom UI to deliver some user experiences best).<p>I really like Andrew Johnson of TrailBehind, Inc. He's active on HN and succeeding in the competitive iPhone market.<p><a href="http://news.ycombinator.com/item?id=1495153" rel="nofollow">http://news.ycombinator.com/item?id=1495153</a><p><a href="http://news.ycombinator.com/item?id=835433" rel="nofollow">http://news.ycombinator.com/item?id=835433</a> (iPhone Ask HN launch)<p><a href="http://news.ycombinator.com/item?id=1355093" rel="nofollow">http://news.ycombinator.com/item?id=1355093</a> (Android launch)<p>>
For a counterpoint, my start-up (me, my fiancée, and my good friend) started an indie GPS app at the tail end of last summer. We worked hard, did many iterations, built up our userbase, and now we have several top grossing navigation apps, and we are piling up cash in the bank.