Yes. To change your default exercise time per round, tap your profile icon at the top right of the workouts tab screen. Scroll down the page to the settings area to set the Intensity Level. The Intensity Level can be set to either light, moderate or advanced. A light workout intensity will provide 120 seconds of exercise time and 60 seconds of rest period during each 3 minutes round. A moderate workout intensity will provide 140 seconds of exercise time and 40 seconds of rest period during each 3 minutes round. And an advanced workout intensity will provide 160 seconds of exercise time and 20 seconds of rest period during each 3 minutes round.