Harbiz is a free lifestyle application designed for iPhone users, aimed at enhancing personal health and fitness management. This app serves as a professional tool for clients who have been invited by their health professionals, such as trainers and nutritionists. It consolidates various aspects of health management into a single platform, allowing for seamless communication and personalized services.

The app offers a range of features including follow-up tasks, exercise planning, and real-time tracking of personal progress. Users can book classes or sessions, access nutritional guidelines, and interact directly with their health professionals. By removing the need for traditional methods like paper sheets and emails, Harbiz provides an organized and efficient approach to managing health and fitness goals.