We were trusted to develop the official mobile apps for 2017 World School Debating Championship (WSDC), organized by the Ministry of Education of Indonesia. The competition was held in Bali, welcoming 452 participants from 52 nations, on August 1st - 11th, 2017. The apps serve as a directory that provides an hourly update on schedules, to keep both participants and audience updated. It is available for download in iOS and Android version.