Q-Net is an Android application by 한국산업인력공단 providing a range of functions for national qualifications. Users can apply for exams, check results, receive certifications, view answer sheets, and manage personal information. The app offers features like exam schedules, digital badge issuance, and e-wallet services. In addition to the main functions, users can access side menu options for exam schedules, application submissions, result announcements, certification inquiries, general qualification information, and more. Note that services for professional qualifications excluding real estate agents are not available on the app. Users experiencing rooting errors are advised to reinstall the app for smooth operation. The app requires Android 10.0 or higher.