Does Apple Watch Track My Running on Treadmill Steps? Yes, the Apple Watch can accurately track your treadmill steps using its built-in accelerometer and motion sensors. By calibrating your watch, selecting the correct workout mode, and ensuring a snug fit, you can improve the accuracy of your treadmill workouts. While stride length and arm movement can cause minor discrepancies, the Apple Watch remains a reliable companion for monitoring your indoor runs and achieving your fitness goals.