Power Duration Model
Introduced by Dr. Andrew Coggan, the Power Duration Model allows for the estimation of peak performance over a wide array of time durations.
Individualized Data Analytics
WKO4 does away with general principles and allows you to analyze your performance around your unique physiology.
Dynamic Charts Library
Get access to charts created by a community of forward thinking athletes and coaches who are discovering new ways to optimize their training.
"WKO4 allows me to dive deeper into the data and helps me find ways I can improve my individual performance."
Learn how to get started with WKO4 and view additional resources including webinars, how-to videos, and courses.Learn More