The "旦夕 - 复旦大学校园助手" app is a comprehensive campus service application designed for FDU students. It offers various features to enhance campus life, including checking campus card balance, dormitory electricity usage, cafeteria queue status, class schedules, library information, exam schedules, grades, and more. Additionally, it provides access to academic notifications, bus schedules, fitness records, and sports facility reservations, along with a quick display of resurrection codes.

FDUHole, an anonymous campus forum within the app, allows users to engage in discussions on various topics. Users can browse threads, categorize posts with tags, and utilize multiple options to navigate discussions effectively. The app also features a browsing history function to revisit previously viewed posts.