Smart Sports
Calculators for
Runners & Athletes

Plan your training, race pace, and calories with accurate, easy-to-use tools tailored for runners and endurance athletes.

Start With Running Pace Calculator Browse all tools
Running Pace Calculator
Pace /mi
--
per mile
Pace /km
--
per kilometer
Speed
--
km/h

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Featured Tools

Pace Calculator

Calculate your average pace from distance and time. Essential for runners of all levels.

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Marathon Pace & Splits

Plan your marathon strategy with pace and split times for optimal race performance.

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Race Time Predictor

Predict race times across different distances based on your recent performance.

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Heart Rate Zones

Calculate personalized heart rate zones for effective training and recovery.

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Training Zones

Calculate pace-based training zones from your threshold pace for structured workouts.

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VO2max Estimator

Estimate your VO2max from race performance to track fitness improvements.

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How it Works

1
Browse Our Calculators

Explore our collection of running, fitness, and performance calculators to find the tool you need.

2
Enter Your Data

Input your distance, time, pace, or other relevant metrics into the calculator form.

3
Get Instant Results

Receive accurate calculations including pace, splits, zones, and performance metrics instantly.

4
Copy or Save Results

Use the copy button to save your results for reference or share with your training coach.

5
Apply to Your Training

Use the insights and calculations to plan workouts, set race goals, and optimize your performance.

Training Guides & Insights

Learn how to use your numbers to train smarter, not harder.

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