Calculator Directory

Running Sports Calculators

You can use these calculators to calculate running calories burned, pace, performance, and more..

Age Grading Calculator
Age grading is a way of putting all race participants on a level playing field, regardless of age or gender. Age-graded scores let you compare your race times to those of different runners, as well as to the standard for your age and gender.

Athletics Performance Calculator
This JavaScript application calculates your performance as a % of the world record speed, for any distance. You can then compare distances using these %WR(speed)s.

Calorie Calculator for Runners: Runner's World
Find out how many calories you burned on your last run.

Finish Time Calculator: Runner's World
Calculate when a race participant will finish a race based on how far he or she has already run.

Marathon Pace Band: Runner's World
Create your own handy reference list of your split times that you can take with you on race day to help achieve your marathon goal time.

Pace Calculator for Runners: Runner's World
Pace Calculator. Enter any two values to calculate the third.

Pace Converter for Runners: Runner's World
Convert your pace from one unit of measurement to another.

Race Pace Calculator
Computes actual splits from race times.

Run Split Calculator online
You can use the running race split calculator to calculate you target pace and your target split times when running over a given distance.

Runner's & Triathlete's Web - A Running and Triathlon Resource Site
This tool calculates vdot, the performance-based VO2Max index for runners.

Running Calories Burned Calculator online
You can use the Running Calories Burned Calculator to estimate the number of Calories a given run will burn.

Running Expectations Calculator online
You can use the running expectations calculator to calculate race expectation times on other distances based on given time over a given distance.

Running Pace Calculator
JavaScript application gives mile or km splits for any distance.

Shoe Advisor - Running Shoe Finder - Runner's World
Answer these questions, and we'll find some shoes that are right for you.

The Runners Body:
Knowing the parts of the leg helps you pinpoint the pain.

Training Calculator for Runners: Runner's World
Calculate your Distance Finish Times, Training Paces and Pace all at once.

WAVA/WMA Age-grading calculator (1994 factors)
Javascript application to lookup (1994) WAVA factors for track and field events.

WMA Age-grading calculator
Javascript application using new (2006) WMA factors.

What to Wear for Runners: Runner's World
How do you want to feel when you run - do you like to be toasty or chilly in the winter? Cool in the spring? Find the right running clothes to wear for the current weather condition.

iPhone and iPod calculators

Apple - Downloads - Dashboard Widgets - Pace Calculator
Helps you calculate pace, distance or time when given two of the three values. Great for runners, cyclers and other athletes.