CLUBD is an Android-based app developed by YIDO, available for free in the Lifestyle category. This app provides an integrated golf course booking service that enables users to book golf courses in real-time, confirm or cancel their reservations, access course information, and get directions to the course.

The app's main features include real-time reservation, confirmation, and cancellation, along with a notification system to keep users updated on booking status. The app also has a "MY ZONE" section that allows users to manage their reservations, check their booking history, and receive personalized offers.

Additionally, CLUBD provides detailed information about each golf course, including course layout, facilities, and fees. The "way to come" feature helps users navigate to the course, ensuring a hassle-free arrival. Overall, CLUBD is a user-friendly app that simplifies golf course booking and provides all necessary information on the go.