Downloadable computer software for in the nature of a mobile application and for mobile phones, portable media players, and handheld computers, namely, software for database management, payment processes, scheduling, marketing designing, providing, tracking, and managing athletic and fitness workouts, training and coaching plans, and nutrition plans; downloadable software in the nature of a mobile application to enable fitness trainers, coaches and physical therapists to design, deliver, and track workouts and training for their clients to access on mobile phones, mobile devices, tablets and handheld computers; downloadable software in the nature of a mobile application for use by fitness trainers, coaches, athletes and individuals in planning and tracking workouts and exercise regimens; downloadable software in the nature of a mobile application and for mobile phones, portable media players, and handheld computers; downloadable software in the nature of a mobile application for accessing, creating and tracking customized workouts; downloadable software in the nature of a mobile application for nutrition planning and tracking; downloadable software in the nature of a mobile application providing video clips containing exercise demonstration and information about workouts; computer e-commerce software to allow users to perform electronic business transactions via a global computer network; computer programs for database management, payment processing, scheduling, and marketing in the fitness industry; computer software development tools; computer software for use as an application programming interface (API) which facilitates database management, payment processing, scheduling, and marketing in the fitness industry