Sport Watchface for Watch4 is a minimalistic digital watch face designed for sport enthusiasts. This Android app offers a sleek and modern design with various color options to choose from. The watch face focuses on simplicity, ensuring it is not overloaded with unnecessary information. Users can customize the watch face by selecting different color options and adjusting settings easily. It supports both 12-hour and 24-hour time formats and displays essential information such as day of the month, day of the week, month, digital time, step counter, and battery percentage. For heart rate data, users can measure their heart rate on the watch and update the data by pressing the heart rate value on the dial. To customize the watch face, users can press and hold on the middle of the dial and select the "Customize" button.