find your zone

Find your optimal performance zone easier than ever before. Using the Spree headband or Spree Smart Cap, you can monitor your body temperature, heart rate, distance, speed, time and calories burned with the help of this amazing app.

Observe calories burned during your workout with the calorie indicator. Track your distance traveled on a real-time map using GPS and set your target heart rate for maximum benefit. You can even review past performance history to compare your progress. This all-around smart performance app will help elevate your fitness training to new heights.