Gym Coach - Workouts & Fitness Gym Workouts provides daily workout routines for all your main muscle groups. Gym Coach is like having a Personal workout trainer and fitness trainer in your pocket. You’ll quickly improve fitness, strength, muscle or use it to count the calories you burn as part of your weight loss / weight gain program. In just a few minutes a day, you can build muscles and keep fitness at home without having to go to the gym. No coach needed, all exercises can be performed wi