The purpose of this study is to evaluate a mobile application (app) called "Goal2QuitVaping" to help adolescents quit vaping nicotine. Goal2QuitVaping was developed by our research team to assist with quitting vaping. Participants will be randomly assigned to either download the mobile app, "Goal2QuitVaping", or not. If provided with Goal2QuitVaping, participants will be asked to use the app regularly, at least once per day, throughout the study duration. Participants will be asked to complete electronic questionnaire measures throughout the study period. Participation in this study will take about 4 weeks.