Fitness App: A Diet-Mobile App (Preprint)

BACKGROUND Nowadays, the healthy lifestyle is on the rise. Many people are aware of its benefits, and this trend is spreading to all sectors of the population. People’s efforts are directed towards controlling their diet, healthy activities and sports. Current mobile-app diet services can be improved by ensuring a user-friendly interface. OBJECTIVE The main objective of this work is to develop a useful, user-friendly interface, and a robust and efficient app that provides health tips and customized features. METHODS An Android and iOS cross-platform application was developed using the Xamarin and MvvmCross platforms. It generates customized daily menus using monitored user data, such as weight, the water drunk, age, body type and measurements. Additional features, such as cloud syncing, voice commands and custom user interface, were developed. RESULTS Robustness, usability (42-participant sample), and efficiency (6 different devices) were measured. The application is robust, user-friendly and efficient. Its features were adequate compared to similar apps in the literature. CONCLUSIONS The Fitness App is a very useful app for beginners and non-beginners in the fitness world. Overall, it is a good tool that helps people meet their fitness goals. CLINICALTRIAL