The Golf Resort mobile application was created in order to optimize the company's work and for the convenience of using and booking rooms. The application includes a personal account for each guest. When entering the personal account, the guest sees his status and an individual barcode. Also, the guest can book a room, view the history of their purchases, leave comments. The application is integrated with the 1C program, which allows administrators to track free numbers. High-quality design will make the use especially pleasant