MyHealthCalc
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Browse by Category
Choose from our comprehensive collection of health and fitness calculators
Popular Calculators
Start with our most-used health tools
BMI Calculator
Calculate your Body Mass Index to understand your weight category.
TDEE Calculator
Find your Total Daily Energy Expenditure for optimal nutrition.
One Rep Max
Estimate the maximum weight you can lift for one repetition.
Due Date Calculator
Estimate your baby's due date based on your last period.
Sleep Cycle
Calculate the best time to wake up or go to sleep.
Body Fat Percentage
Estimate your body fat percentage using the US Navy method.
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Why choose our calculators?
Trusted by health enthusiasts worldwide for accurate, science-backed health metrics
Science-backed
Based on peer-reviewed research and medical standards
Privacy-first
All calculations happen locally—your data never leaves
Always free
No hidden fees, subscriptions, or signup requirements
Mobile-ready
Works perfectly on all devices for calculations on the go