Start Practice ~Track&Field~ app analytics for January 12

This app is specifically designed for sprint start practice. You can freely set the timing of the "On Your Marks," "Set," and "Start" sound prompts, allowing you to practice starts that feel just like a real race. [Features] - 3 Pattern Switching: Choose the appropriate timing based on your practice. - Random Timing: Recreate the feeling of a real race with a random timing range of ± seconds. - Flash Start: The device's flash lights up in sync with the start sound. - Dark Mode Support: Easy to read even outdoors. Improve your start and improve your reaction time in the real race.