Free health tools
Make sense of your health numbers
From BMI and daily energy to nutrition targets, get clear calculations for everyday decisions. No account required, and your inputs are not stored.
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Body composition
BMI Calculator
Body Mass Index from your height and weight.
- Uses
- Height + weight
- Result
- BMI + healthy range
Daily energy
BMR Calculator
Resting calories and daily energy needs.
- Uses
- Age + body data
- Result
- Resting + daily calories
Goal planning
Weight Goal Calculator
Daily calorie target to lose or gain weight.
- Uses
- Current + target weight
- Result
- Daily calorie target
Body composition
Body Fat Estimate
Approximate body fat from simple measurements.
- Uses
- Simple measurements
- Result
- Estimated body fat
Healthy range
Ideal Weight Range
A healthy weight window for your height.
- Uses
- Height + sex
- Result
- Reference weight range
Nutrition planning
Macro Calculator
Daily calories split into protein, carbs and fat.
- Uses
- Goal + activity
- Result
- Protein, carbs + fat
Nutrition planning
Protein Intake Calculator
How much protein you need each day.
- Uses
- Weight + activity
- Result
- Daily protein range
Daily hydration
Water Intake Calculator
Your daily water needs by weight.
- Uses
- Weight + activity
- Result
- Daily water target
Body composition
Waist-to-Hip Ratio
A quick check of your fat distribution.
- Uses
- Waist + hip
- Result
- Ratio + reference range
Body composition
Lean Body Mass
Your body weight minus fat.
- Uses
- Weight + body fat
- Result
- Lean mass estimate
Want to keep tracking your results?Use CaloriePilot to keep meals, goals, and body progress together.
Download for iPhone โ