Development and preliminary validity of an Indonesian mobile application for a balanced and sustainable diet for obesity management.

Background: Mobile applications such as personalized tracking tools and food choice aids may enhance weight loss programs. We developed and assessed client preferences for the content, user interface, graphics, and logic flow of a mobile application, and evaluated its validity for tracking compliance with weight control and making healthy and sustainable food choices.

Methods: Our four-stage study comprised formative research, application development, acceptance assessment, and validity.