"Go Japanese: Speaking in 20 hours" is a user-friendly iPhone application designed for new Japanese learners and travelers. With a focus on simplicity, the app offers lessons, sentences with pronunciation, and audio files. The app's basic categories are easily accessible, eliminating the need for extensive scrolling. Users can quickly find what they need or search with minimal effort.

Additionally, the app allows users to mark their favorite lessons and promises more packages in the future. With a scalable approach, "Go Japanese" ensures a tailored learning experience. The app aims to make learning enjoyable, optimizing UI and UX to enhance user experience without compromising learning speed.