Calculate Your Running Pace

Enter your distance and time to calculate your pace per mile/kilometer.

Pace per Mile:
Pace per Kilometer:
Speed (mph):
Speed (km/h):

Calculate Finish Time

Enter your distance and desired pace to calculate your finish time.

Finish Time:
Average Speed:

Calculate Distance

Enter your time and pace to calculate how far you can run.

Distance (Miles):
Distance (Kilometers):
Average Speed:

Marathon Pace

Standard marathon paces for different finish times

Training Zones

Calculate your heart rate and pace training zones

Race Predictor

Predict race times based on training paces