Filed under: iPhone , iPod touch For the most part, I’ve been disappointed with iPhone fitness applications. I’m not talking about Nike+ but rather the third party apps found in the Health & Fitness section of the App Store. Apps that track your routes tend to be battery-killers (not really their fault, more due to the way the SDK insists they work). The ones that create exercise playlists depend on time-exhausting Mac-based solutions that have to analyze your iTunes tracks for thei