WHOOP 4.0 lifestyle asset with WHOOP app screen.

The most comprehensive wearable

WHOOP captures the biometric data that’s shown to have the most meaningful impact on your health. Start tracking your sleep, strain, stress, recovery, and more to unlock your full potential.

Join WHOOP

Join Now

Start reaching your goals

Whoop lifestyle image for optimizing sleep.

Optimize your sleep

WHOOP tracks all 4 stages of sleep and monitors your wake events, efficiency, and respiratory rate to give you daily recommendations on how to improve your sleep performance every night.

Perform at your best

WHOOP calculates a daily Recovery Score from 0-100 based on your sleep, HRV, resting heart rate, and more to see how your body is adapting to physiological and psychological stress. The more recovered you are, the more you can take on.

Maximize your training

Understand how hard your heart, muscles, and body are working every day with a Strain Score from 0-21. Get access to workouts made by some of the best athletes and trainers in the world.

Monitor your stress with the WHOOP stress monitor feature.

Manage your stress

Get a real-time stress score between 0 and 3 based on your heart rate and HRV, then try in-app science-backed breathwork exercises to either increase your alertness or relaxation.

Track the metrics that matter with the WHOOP Journal.

Improve your routine

With the WHOOP Journal, you can track the impact of 140+ habits and behaviors like hydration, certain medications, and late meals to learn what works best for you.

Try WHOOP for free

Take one month to learn about your sleep, strain, stress, recovery, and more – and to decide if WHOOP is right for you. No other wearable lets you try before you buy. You’ll receive a WHOOP device, Onyx SuperKnit band, wireless and waterproof battery pack, and full app access.