BODY METRICS
⚖️
BMI Calculator
Body Mass Index from height and weight
💪
Body Fat Calculator
Body fat % via US Navy method
🎯
Ideal Weight
Healthy weight range using 5 formulas
🧬
Body Surface Area
BSA for medical dosing calculations
📏
Waist-to-Hip Ratio
Cardiovascular risk assessment
NUTRITION
🔥
Calorie Calculator
Daily calorie needs (TDEE)
🥗
Macro Calculator
Protein, carbs & fat targets
🥩
Protein Intake
Daily protein target by goal
💧
Water Intake
Daily hydration recommendation
🏋️
Calories Burned
Calories burned by activity (50+)
EXERCISE & PERFORMANCE
❤️
Heart Rate Zones
Training zones by max HR
💪
One Rep Max (1RM)
Max lift estimate from sub-max reps
🏃
Running Pace
Pace, speed, time & race predictor
👟
Steps to Miles
Steps → distance & calories burned
😴
Sleep Calculator
Optimal bedtime for full sleep cycles