Exciting News!!!!   9Round Kickboxing just released it's own App for the Iphone.  It's an app that simulates hitting a real speedbag with :10,:20,:30, 1 minute, 2 minute, and 3 minute intervals.  This app that will help you burn calories while learning the rhythm of a speedbag.  It's fun and addicting just like 9Round.  Just search 9Round Speedbag at the app store.  Can you make it to the bell?