Bookmark this Page - you'll use these calculators often!
This page is your gateway to all of the most important running, fitness and nutrition calculators. We think we've covered them all, but please let us know if there are others that you think we've
missed - and we'll add them!
Everything you need to plan your running, interpret your times, convert
between metric and English and predict your times in other distances. Powerful
tools to create powerful runners.
Need to find your pace for a certain time and distance? Need to find how long
it would take to run a race at a given pace? Look here for all of your pace/distance
Use our pace chart creator to develop running pace charts for all of the popular
distances and your choice of pace range.
Your performance at one distance can be predicted based on your performance at
another. Haven't yet run a marathon, but want to see what you could shoot for
- look here.
Pace Wristband Creator
Create a wristband with your mile or kilometer pace over the marathon distance. Wear this wristband to run a steady race and run a fast race.
Age Equivalent Results
Convert a performance at one age/sex/distance into an equivalent performance for any other adjusted for age and sex. Use this to compare the quality of your perfomance to your younger or older companions.
Calculators to assess your fitness level, determine appropriate workout intensity
levels and decide whether you might just be overdoing it a bit too much.
Basic Heartrate Calculator
Maximum heartrate can be estimated by your age and sex. This calculator will determine your workout heartrate zones based on these numbers.
If you already know your resting heartrate and your maximal heartrates, this calculator will accurately define your workout zones.
Assess your weight, your calorie needs, what foods are right for you, and which
activities burn how many calories. Put all of these calculators together and you
can develop a healthy eating and workout plan for yourself.
Body Mass Index Calculator
Body Mass Index (BMI) is the basic measure of proper weight/ overweight/ obese.
A BMI of 20-25 is normal. Where are you in the range, and should you do something
Caloric Needs Calculator
Based on age/sex/activity, we calculate the number of calories you should consume
in a day and give recommendations of breakdown by Carbohydrates/Fat/Protein percentages