HackDearborn 2 introduces its companion app, HackDearborn. This iPhone application offers essential features to enhance the attendee experience. Users can access a comprehensive list of events with detailed information on schedules, locations, and descriptions. Additionally, the app enables attendees to generate a unique QR code for streamlined check-in processes.

Moreover, the app provides a convenient checklist to ensure attendees are well-prepared for the event. It offers valuable insights on parking, venue details, and other hackathon-related activities such as the opening ceremony and judging. HackDearborn emphasizes that all participants must have this app to gain entry to the venue, making it an indispensable tool for event attendees.