Next level insights to elevate your athletic performance
Optimize your metabolism and win big with Calibre
Powerful Data
From the highest-level professional athlete to weekend warriors or people simply participating in casual lifestyle exercises, your breath is at the center of it all.
Breath is what helps power your engine!
The count, rate and volume of breath are valuable indicators of your fitness level, but also provide visibility to your stress response, your recovery ability and even your metabolism and what type of fuel (carbs/fats) you are burning.
Performance Efficiency
As an athlete everything is about efficiency (energy, stamina and recovery) and there is no better way to measure it than with Calibre.
Continuously having visibility of your VO2 and VCO2 numbers, tracking Oxygen uptake and CO2 production on a CONTINUOUS basis will shine a light on the value and quality of your training helping you achieve your goals smarter and faster.
If you are looking to improve your performance and gain that extra edge, order a Calibre today and breathe to win!
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VO2 Max Score
VO2 Max testing has been considered an important metric with top athletes for years. Now you can have access to testing yours at your convenience.
Our protocol is slightly different than the traditional method. Click here or scan the QR code to see how simple it can be to gain access to this powerful athletic and longevity biomarker.
And more
With the help and guidance of expert coaches Calibre has been providing access and insight to biometrics athletes have not previously considered as performance indicators:
- How breath rate and volume affect performance
- How dysfunctional breathing and hyperventilatory breathing can diminish results
- Continuous VO2 monitoring (beyond you Max)
- As well as hypoxic and CO2 tolerance training
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Still not convinced?
We are truly the first device to democratize visibility to these 20+biometrics. Breath calorimetry has been validated and utilized for decades but out of reach due to system limitations, size and high cost.
Calibre has eliminated the barriers to access and finally made it possible to measure with ease and accuracy outside of a sports performance laboratory or clinical setting.
Unlock the data in your breath and master your respiratory metrics and metabolism.
Still not convinced?
We are truly the first device to democratize the use of the gold standard of metabolic rate measurement “breath/indirect calorimetry”. This science has been utilized and vetted for decades but simply has not been available due to system limitations, size and high cost.
Calibre has eliminated the barriers to access and finally made it possible to measure with ease and accuracy outside of a sports performance laboratory or clinical setting.
Unlock the data in your breath and master your respiratory metrics and metabolism.
$499.00$549.00
Calibre is the most accessible, lab-grade wearable for respiratory and metabolic testing. Built for athletes, biohackers, and health-minded users, it tracks 20+ real-time breath metrics from the palm of your hand.
Using gold-standard indirect calorimetry, Calibre captures VO₂, VCO₂, breath volume, and respiratory rate to calculate:
• VO₂ Max – Peak aerobic performance
• Resting Metabolic Rate (RMR) – Daily calorie needs at rest
• FatMax – Optimal fat-burning intensity
• Fuel Source Breakdown – Live fat vs. carb usage
• Calorie Burn Rate – Energy output per minute
• and much more!