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BMI, calories, fitness, body metrics
Calculate your ideal body weight using the Devine, Robinson, Miller, and Hamwi formulas. Cross-checked against the healthy BMI range (18.5 to 24.9). Free, no signup.
Predict your next 6 periods, fertile window, ovulation day, and PMS phase from your last period start date and average cycle length. Private, free, no signup.
Calculate your daily protein, carbohydrate, and fat needs based on the Mifflin-St Jeor formula and your activity level. Pick lose / maintain / gain to get a goal-specific macro split.