Just found this out. But the blue letter bible has an iphone app now. What's even better is that the app is essential the same as my favorite iphone bible app. Except that if you have internet you can look up the concordance references, lexicons, etc.
Very good!
http://itunes.apple.com/us/app/blue-letter-bible/id365547505?mt=8
Very good!
http://itunes.apple.com/us/app/blue-letter-bible/id365547505?mt=8