Your Running Tools, Perfected
Built by Runners for Runners
Welcome to Zelo, your one-stop destination for running tools designed by passionate runners. Choose from our selection of features to enhance your running experience.
Pace Calculator
Calculate and plan your ideal running pace
Shoes Recommender
Answer a few questions to get recommended your next running shoes
BMI Calculator
Calculate your body mass index
Shoe Size Converter
Convert between US, UK, and EU shoe sizes