running Calculators

Pace Calculator

Calculate your running pace per mile or kilometer

Predict your marathon time based on shorter race results

Calculate calories burned while running

Estimate your VO2 max based on running performance

Calculate split times for race distances

Calculate training pace zones based on race time

Calculate your running cadence (steps per minute)

Calculate finish time based on distance and pace

Plan your weekly running mileage distribution

Adjust running pace for altitude changes

Calculate your target pace per mile or kilometer based on race distance and goal time

Calculate calories burned while running based on weight, pace, distance and terrain

Estimate your VO2 max based on recent race performance and predict race times

Calculate optimal training paces for easy runs, tempo runs, intervals and long runs based on goal marathon time

Calculate running power zones based on critical power or recent race performance for structured training

Calculate heat stress level and adjust running pace/intensity based on temperature and humidity

Calculate optimal stride rate and length based on height, pace and running efficiency goals

Calculate recommended recovery time between hard workouts based on intensity, duration and fitness level

Calculate pace adjustments for running at altitude and predict sea level equivalent performance

Predict race times across different distances based on a recent race performance using Jack Daniels formula