Measure, Track, Improve Your VO2 Max. Take your fitness assessment to the next level with this VO2 App, your all-in-one solution for professional-grade fitness testing. Whether you're an athlete, or fitness enthusiast, accurately measure your cardiovascular fitness and VO₂ max with three internationally recognized fitness tests: Beep Test, YoYo & Cooper Tests, track your progress and compare yourself to benchmarks. PROFESSIONAL FITNESS TESTING IN YOUR POCKET: Experience the precision of lab-grade fitness assessment right on your iPhone and Apple Watch with the Beep Test, Yo-Yo Test & Cooper Test. SEAMLESS APPLE WATCH EXPERIENCE Leave your phone behind - your Apple Watch provides perfect timing through haptic feedback and audio cues. Monitor your heart rate in real-time and sync all your results automatically across devices. TRACK YOUR JOURNEY Every test is automatically saved. Watch your VO₂ max improve, track your distance gains, and see how you measure up against others in your age group. With HealthKit integration, your fitness data seamlessly integrates into your overall health picture. MADE FOR ATHLETES & FITNESS ENTHUSIASTS From the motivating audio cues to the crystal-clear visual countdown, every detail is designed to help you perform at your best. Track your progress with beautiful charts, compare your results to international standards, and watch your fitness level improve over time. This app is licensed under the standard Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/