"Quality" is a smartphone app that offers a groundbreaking analysis and evaluation of physical fitness and athletic ability, catering to a wide range of users from children to top athletes. No special equipment like wearable devices is required; simply download the app on your smartphone and utilize the built-in accelerometer for easy measurements and assessments of physical fitness and athletic abilities.

With over 70,000 data points collected, this app provides in-depth analysis of physical fitness and athletic abilities, presenting national rankings, national standard scores, recommended sports, and target values alongside radar charts. Developed under the supervision of specialists in exercise physiology, growth and development studies, sports science, sports medicine, and clinical biomechanics, with software architecture overseen by a seven-time consecutive "Microsoft MVP" award recipient.