상냥이, an AI chatbot, serves as a friendly companion for teenagers to explore their concerns anytime, anywhere. Through youth-friendly conversations, it helps them express their worries and find coping strategies. Additionally, it offers 'Worry Interviews' for teens to comfortably share their concerns through AI interviews, deepening self-exploration to communicate with teachers effectively.

Moreover, it provides over 20 self-diagnostic psychological tests to objectively assess one's mental state for issues like depression, anxiety, stress, and addiction. In critical situations like suicide or violence, it offers guidance and refers to specialized institutions promptly. The app also delivers tailored self-care content including healing messages, SangnyangiToon, and psychological support videos.