Figure out your body fat percentage using the Navy's circumference measurements method.
Calculate body fat percentage using the Army's single-site abdominal circumference method.
Convert between watts and pace for Concept2 rowing machines. Goes both ways in real time.
Detect beats per minute by tapping to the rhythm. Configurable sample size and timeout for accurate tempo measurement.
Real-time compass using device orientation sensors. Works on mobile devices with magnetometer for navigation and heading display.
Calculate personalized training zones based on your max heart rate, resting heart rate, and 2000m erg performance.
Calculate your estimated one-rep max using Epley's formula. Includes a complete rep-max table for training planning.