Runtastic Six Pack is described as 'Follow the lead of the Runtastic avatars in high-quality, HD videos to complete intense, customized core workouts using your Windows Phone. Give it a go and get the body you’ve always dreamed of… Fitness is not one size fits all, and your workouts shouldn’t be either!' and is an app in the sport & health category. There are more than 25 alternatives to Runtastic Six Pack for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Apple Watch apps. The best Runtastic Six Pack alternative is Kenko, which is both free and Open Source. Other great apps like Runtastic Six Pack are Workout Cool, Liftlog, Workout.lol and Feeel.