---
title: "Fitness Calculators | XTRAW Tools"
description: "Fitness calculators for heart rate zones, pace, one-rep max, body composition, workouts, and training estimates."
url: "https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/by,ordering/dirDesc"
date: "2026-05-22T03:06:54+00:00"
language: "en-GB"
---

##  [ Sports & Fitness Calculators

 ![Sports & Fitness Calculators category image](https://xtraw.com/images/virtuemart/category/141_sports-fitness-calculators.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/sports-fitness-calculators "Sports & Fitness Calculators")

##  [ Strength Training Calculators

 ![Strength Training Calculators category image](https://xtraw.com/images/virtuemart/category/142_strength-training-calculators.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/strength-training-calculators "Strength Training Calculators")

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 # Fitness Calculators

#### Latest Products

 [ ![One Rep Max Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-one-rep-max-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/one-rep-max-calculator "One Rep Max Calculator")   popular

## [One Rep Max Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2087&virtuemart_category_id=134&Itemid=173)

 Estimate one-rep max strength from weight lifted and ...

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 [ ![Protein Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-protein-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/protein-calculator "Protein Calculator")   popular

## [Protein Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2086&virtuemart_category_id=134&Itemid=173)

 Estimate daily protein needs from body weight, goal, and ...

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 [ ![Pace Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-pace-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/pace-calculator "Pace Calculator")   popular

## [Pace Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2084&virtuemart_category_id=134&Itemid=173)

 Calculate pace, time, or distance for running, walking, or ...

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#### Products

 [ ![BMR Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-bmr-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/bmr-calculator "BMR Calculator")   popular

## [BMR Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2073&virtuemart_category_id=134&Itemid=173)

 Estimate basal metabolic rate from age, sex, height, and ...

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 [ ![Water Intake Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-water-intake-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/water-intake-calculator "Water Intake Calculator")  new

## [Water Intake Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2080&virtuemart_category_id=134&Itemid=173)

 Estimate daily water intake needs from body weight, ...

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 [ ![TDEE Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-tdee-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/tdee-calculator "TDEE Calculator")   popular

## [TDEE Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2074&virtuemart_category_id=134&Itemid=173)

 Estimate total daily energy expenditure from BMR and ...

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 [ ![Macro Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-macro-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/macro-calculator "Macro Calculator")   popular

## [Macro Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2081&virtuemart_category_id=134&Itemid=173)

 Estimate daily protein, carbohydrate, and fat targets from ...

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 [ ![Ideal Weight Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-ideal-weight-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/ideal-weight-calculator "Ideal Weight Calculator")  new

## [Ideal Weight Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2077&virtuemart_category_id=134&Itemid=173)

 Estimate ideal body weight from height and sex using common ...

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 [ ![Calorie Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-calorie-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/calorie-calculator "Calorie Calculator")   popular

## [Calorie Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2075&virtuemart_category_id=134&Itemid=173)

 Estimate daily calorie needs for maintenance, weight loss, ...

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 [ ![Lean Body Mass Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-lean-body-mass-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/lean-body-mass-calculator "Lean Body Mass Calculator")  new

## [Lean Body Mass Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2083&virtuemart_category_id=134&Itemid=173)

 Estimate lean body mass from body weight and body fat ...

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 [ ![Body Fat Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-body-fat-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/body-fat-calculator "Body Fat Calculator")   popular

## [Body Fat Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2076&virtuemart_category_id=134&Itemid=173)

 Estimate body fat percentage from body measurements. Use ...

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 [ ![No image found ](https://xtraw.com/components/com_virtuemart/assets/images/vmgeneral/warning.png) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/heart-rate-zone-calculator "Heart Rate Zone Calculator")  new

## [Heart Rate Zone Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2078&virtuemart_category_id=134&Itemid=173)

 Estimate heart rate training zones from age and resting ...

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 [ ![BMI Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-bmi-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/health-fitness-calculators/fitness-calculators/bmi-calculator "BMI Calculator")   popular

## [BMI Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2072&virtuemart_category_id=134&Itemid=173)

 Calculate body mass index from height and weight. Use this ...

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