1. Search for “SDD Official” on the App Store or Google Play.

2. How to Log in
Enter the email address you provided during registration.
Enter the shared password: sdd2026

※ Basic event information is available in Guest Mode without logging in.
※ Please note that designated seating information, the HOD List, and the Participant List are not available in Guest Mode.

For more information, please find attached 'SDD Official App User Guide'.