Unless it looks really sweet, I usually turn my nose up at apps that run over $2.99. Occasionally I come across one for around $20 that can do something really cool, like let you compose music on a seriously decent synthesizer.
So what would an app have to do to cost more than two, three, or even four iPhones put together? Cook your breakfast? Drive your car? Check out these pricey apps the guys at Daily Nuance rounded up.