Why are there different formulas?
Over the last 60 years, various doctors (like Dr. J.D. Robinson and Dr. G.J. Devine) created slightly different mathematical formulas to estimate drug dosages based on 'ideal' body mass rather than actual body mass.
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Free Ideal Weight Calculator | 1ClickTools
Discover your ideal healthy weight based on your height and gender. Compares 4 famous scientific formulas (Robinson, Miller, Devine, Hamwi) to give.
Frequently Asked Questions
What if I am very muscular?
These formulas do not account for muscle mass or body composition. If you are a bodybuilder or athlete, you may be perfectly healthy even if you are significantly heavier than your 'ideal' weight.
What is the Healthy BMI range?
The World Health Organization defines a 'normal' or healthy Body Mass Index (BMI) as being between 18.5 and 24.9.
How accurate is this ideal weight calculator tool?
All processing runs entirely in your browser using verified algorithms. Results are computed with full double-precision — no server-side rounding or data transmission occurs.
How does 1ClickTools ensure my privacy and file security?
Privacy is our highest priority. All computations, data parsing, and file conversions take place locally inside your web browser's client-side memory using modern JavaScript and HTML5 APIs. Your data is never uploaded, stored, or transmitted to any external remote server.