HIIT Timer
HIIT Workout Timer Customize your high-intensity interval training with work and rest periods to maximize your workout efficiency. Work Interval (seconds) How long each high-intensity interval lasts (5-300 seconds) 20s 30s 40s 60s Rest Interval (seconds) Recovery time between work intervals (5-120 seconds) 10s 20s 30s 45s Number of Rounds Total number of work/rest cycles …