🏃 Running Tools & Calculators to Support Your Training
Take your training to the next level with these free tools. Whether you're calculating pace, estimating race time, or dialing in heart rate zones — these tools are designed to help you train smarter and race stronger.
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Pace Calculator
Convert between pace, speed, and time in kilometers or miles. Plan your runs and races with clarity.
Use Pace Calculator📈
Race Time Predictor
Estimate your race finish time using Riegel’s formula based on a recent result. Great for realistic goal setting.
Predict Race Time❤️
Heart Rate Zones
Calculate your personalized heart rate training zones based on resting and max heart rate — or let us estimate it for you.
Find Heart Zones