Whoop 4.0 Health and Fitness Tracker
By Whoop
What is the Whoop 4.0 Health and Fitness Tracker?
The Whoop 4.0 is a screenless fitness wearable that focuses entirely on recovery, strain, and sleep analytics rather than distracting notifications or step counts. Its continuous heart rate, HRV, SpO2, skin temperature, and respiratory rate monitoring generates a daily Recovery Score that guides training decisions. The membership model includes the hardware free with a monthly subscription starting at $30.
What are the pros?
- Continuous 24/7 biometric monitoring without screen distraction
- Recovery Score scientifically guides training intensity decisions
- Waterproof to 10 meters for swimming and water sports
What are the cons?
- Requires ongoing monthly subscription to use
- No display means you must check phone for all data