Developed by neuroscientists and physicians, Apollo is more than a sleep tracker—it actively supports your nervous system to help you stress less, sleep deeper, and feel more balanced. In just 21 days, you can gain 30–60 extra minutes of sleep each night while boosting your ...Developed by neuroscientists and physicians, Apollo is more than a sleep tracker—it actively supports your nervous system to help you stress less, sleep deeper, and feel more balanced. In just 21 days, you can gain 30–60 extra minutes of sleep each night while boosting your energy and heart rate variability.