Personal trainer and fitness instructor Dustin Maher guides you through custom video workouts designed to flatten your stomach and strengthen the muscles of your core. Dustin's programs have been featured over 60 times on NBC, ABC, and CBS. His workouts are tailored to your level using Dustin's expertise built into the app. There are literally millions of different workouts that Dustin can create for you in this app.

Track and chart your progress using the exercise log and monthly measurements and photos.

Although the exercises are demonstrated by a woman in the videos, the workouts are just as effective for men.

The app works great on the iPad too, especially once the hi-res videos are loaded, you get great looking video in 2x mode.