Measure what matters to your clients
Trusted by elite coaches, researchers, and wellness/fitness facilities worldwide
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Trusted by 200+ leading edge universities worldwide
Join a global network of leading universities using VO2 Master to power field and lab research, teach applied physiology, and standardize testing – backed by peer-validated accuracy and real-world reliability.
Guided metabolic & performance testing
Our free and immediate performance reports provide you with essential training zone metrics, VO2 Max, Heart Rate and RMR values, plus many others used in training optimization.


VO2 Master App
Connect your way
Achieve unparalleled portability by accessing live data through both the VO2 Master Manager app and the VO2 Master Garmin Data Field.
The world’s most portable, affordable and easy to use metabolic analyzer

Industry-leading comfort and portability
The non-restrictive, lightweight design provides more than just comfort, it provides the unparalleled freedom to train wherever you are.

Exceptionally priced with lowest per-test cost
Get all the benefits and features of the VO2 Master Analyzer with the lowest per-test cost and no-downtime annual service.

Preferred by professional athletes
Our user-friendly technology and easy-to-use features, allow you to comfortably wear the VO2 Master Analyzer without the restrictive bulk of backpacks, hoses, and cables.
Risk-free with the best support in the game
Providing leading-edge quality and exceptional customer satisfaction is essential to us. We want you to be as satisfied with your purchase as we are.
Worldwide shipping*
30-day satisfaction guarantee
1-year warranty*
Dedicated support
*Some restrictions may apply
VO2 Master Analyzer ROI
Increased retention for coaches & gyms
From sports performance to weight management, the VO2 Master Analyzer will give you the insight needed to develop effective training methods suited to your client’s unique physiology, resulting in improved results and returning clients.


Our Mission
Giving your athletes a leg up
Training for the next race or building endurance for that big game, VO2 Master provides a means in understanding physical performance and human physiology with its non-invasive technology used by professional athletes around the world.
Frequently asked questions
Portable metabolic testing analyzes a person’s oxygen consumption (VO₂) and energy usage during rest or activity using mobile equipment like the VO2 Master. It provides real-time insights into metabolism, such as VO2, heart rate, tidal volume, respiratory frequency and more—all without the need for a clinical lab.
Metabolic testing is valuable for:
- Government organizations/first responders
- Personal trainers and fitness coaches
- Wellness clinics
- Physicians, nutritionists and dietitians
- Sports teams
- Exercise Physiologists
- Corporate wellness programs
- Researchers and universities
Yes! There is a rapidly growing interest in personalized health, athletic performance and longevity globally. Clients value coaches and facilities who offer science-based insights to guide their fitness, training, and wellness decisions. VO2 max is becoming a well-known marker for overall health and well-being.
- RMR tests take about 10–20 minutes.
- Active/VO₂ max tests take 30-40 minutes including warm-up and recovery.
(other systems could be longer for set up)
To start testing, you’ll need:
- Phone or iPad for real-time analysis on the free app
- VO2 Master portable metabolic analyzer, mask and calibration syringe (included in kit)
VO2 Master offers lab-grade accuracy when used properly and calibrated. It is backed by scientific validation and peer-reviewed research.
Approximately $6,895 – $7,595 USD depending on the kit chosen. Financing and leasing options may be available. If you already own treadmills or bikes, it’s an excellent way to drive revenue using your current fitness equipment.
Let’s break it down with a few simple examples:
These figures don’t include potential add-on revenue from coaching packages, nutrition services, or corporate/team contracts.
Most providers recoup their investment within 3 to 6 months, and scale their revenue through word-of-mouth, partnerships, and bundled offerings.
Yes! Metabolic testing with VO2 Master optimizes personal training, health assessments, and performance coaching with objective data.
VO2 Master provides training videos, live support, and a detailed manual. The app is very user friendly.
Still have questions?
Book a demo or watch this demo video—we’d be happy to help you explore how metabolic testing can expand your services and revenue.