Tools for your fitness journey

GymEOY — Simple, accurate fitness calculators for your health goals.

Quick, focused calculators for BMI, calories, macros, body composition and more — built for fitness enthusiasts.

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🏋️ Body Metrics Calculators Body composition and measurements
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BMI Calculator
Calculate your body mass index
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Body Fat Calculator
Measure your body fat percentage
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Ideal Weight Calculator
Find your optimal weight range
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Height Calculator
Predict potential adult height
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Body Type Calculator
Determine your somatotype
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Body Surface Area
Calculate BSA for medical dosing
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Weight Calculator
Plan your weight loss or gain
🥗 Nutrition Calculators Diet and calorie management
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Calorie Calculator
Calculate daily calorie needs
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Macro Calculator
Balance protein, carbs, and fats
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Protein Calculator
Find optimal daily protein intake
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Water Intake Calculator
Stay hydrated with personalized goals
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Calories Burned
Track calories burned during activities
🔥 Metabolism Calculators Energy expenditure and metabolic rate
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BMR Calculator
Calculate basal metabolic rate
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TDEE Calculator
Total daily energy expenditure
❤️ Heart & Fitness Calculators Heart rate and performance tracking
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Heart Rate Calculator
Monitor and analyze heart rate zones
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Target Heart Rate
Find optimal training heart rate zones
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One Rep Max Calculator
Calculate maximum lift strength (1RM)
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Pace Calculator
Calculate running pace and finish times
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Fitness & Health
Comprehensive fitness assessment
🌙 Lifestyle Calculators Sleep and wellness tracking
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Sleep Calculator
Optimize your sleep cycles
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BAC Calculator
Calculate blood alcohol content
🤰 Pregnancy & Women's Health Fertility and pregnancy tracking
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Due Date Calculator
Calculate pregnancy due date
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Conception Calculator
Estimate conception date
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Ovulation Calculator
Track fertile window and ovulation
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Period Calculator
Track and predict menstrual cycles
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Pregnancy Calculator
Track pregnancy week by week
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Pregnancy Weight Gain
Monitor healthy weight gain
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Pregnancy Conception
Calculate conception from pregnancy info

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