Understand your body.
Improve your health.
Calculate BMI, body-fat estimate, healthy weight range, energy needs, and personalized next steps in one beautiful dashboard.
Choose your preferred units and BMI reference standard.
Your score is calculated using the selected standard.
Goal details
If left empty, the planner automatically aims for your healthy BMI range.
Estimated plan
| Formula | Estimated ideal weight |
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| Category | BMI range |
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Track your saved calculations and watch your BMI trend.
Note: history is stored only in this page session and is cleared when the tab is refreshed.
Please read this section carefully before relying on any result.
This calculator provides a general, automated estimate of Body Mass Index and a number of related wellness indicators — such as estimated body fat, resting energy expenditure, daily calorie needs, ideal weight ranges and a general goal-planning timeline — based entirely on the values you choose to enter. These calculations use widely referenced, publicly available formulas and are intended purely for general informational and educational purposes.
BMI is a simple screening measurement only. It does not directly measure body fat percentage, muscle mass, bone density, frame size or fat distribution, and it does not account for factors such as age, ethnicity, pregnancy, medical conditions or athletic build. As a result, the category shown for a given score may not accurately reflect an individual's actual health status.
All figures produced by this tool — including but not limited to body-fat percentage, BMR, TDEE, protein and water estimates, ideal weight formulas and the suggested goal timeline — are mathematical approximations. They can vary significantly between individuals and should never be treated as precise, guaranteed or medically verified values.
By using this calculator, you acknowledge and accept that no warranty — express or implied — is made regarding the accuracy, completeness or reliability of the results, and that no liability is accepted for any outcome, decision or consequence arising from the use of this tool or the information it provides.
This tool is intended for general informational purposes only and is not a substitute for professional medical advice, diagnosis or treatment. Results are estimates and may not be fully accurate for every individual. Always consult a qualified healthcare professional regarding any health, nutrition or fitness decisions.
What is Body Mass Index (BMI)?
BMI is a numerical screening value calculated from height and weight used to classify individuals into underweight, normal weight, overweight, or obesity categories.
Which standard formulas are supported?
It supports WHO international standards, Asian-Pacific regional standards, four ideal weight formulas (Devine, Robinson, Miller, Hamwi), and BMR/TDEE calorie estimations.
Is BMI suitable for everyone?
BMI is a general reference; athletes with high muscle mass, pregnant individuals, elderly adults, and growing children may require specialized healthcare evaluations.
What is the difference between BMR and TDEE?
BMR (Basal Metabolic Rate) is the minimum calories your body burns at complete rest, while TDEE (Total Daily Energy Expenditure) accounts for daily activity levels and exercise.
How is Ideal Body Weight (IBW) calculated?
Ideal Body Weight is estimated using established medical algorithms (Devine, Robinson, Miller, and Hamwi formulas) based on height and biological sex.