Health Calculators
Free BMI and calorie calculators. Fast, private, and client-side processing.
Private Health Calculations
Health metrics like your weight, height, and age are highly personal. Unfortunately, many diet apps and online calculators secretly log this data to sell to advertisers or insurers. Our health suite is built differently—it offers precise calculations without ever transmitting your personal data.
Scientifically Backed Formulas
- Accurate BMI Calculation: Instantly check your Body Mass Index against standard World Health Organization (WHO) categories.
- Mifflin-St Jeor Equation: Our calorie calculator uses the highly accurate Mifflin-St Jeor formula to determine your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE).
- 100% Client-Side Privacy: All calculations are executed securely within your web browser. Nothing is ever saved to a server.
Conclusion
Plan your diet and track your fitness goals with confidence. UtilNode provides scientifically accurate health metrics while guaranteeing absolute data privacy.
Frequently Asked Questions
What formula is used for the calorie calculator?
We use the standard Mifflin-St Jeor equation which is widely considered the most accurate for estimating Basal Metabolic Rate (BMR).
Is my health data saved?
No, your age, weight, and height are only processed locally to generate your results.