Wellness Calculators
Turn general targets into your own numbers
Three free tools — a TDEE engine, macro estimator, and hydration tracker — all calculated client-side in your browser. No data leaves your device.
TDEE Engine
Estimates your Total Daily Energy Expenditure using the Mifflin-St Jeor equation.
Macro Estimator
Splits a daily calorie target into protein, fat, and carbohydrate grams based on your goal.
Hydration Estimator & Tracker
Estimates a daily fluid target adjusted for body weight, activity, and climate, then tracks glasses logged today.
Today's Glass Tracker
Log each glass as you drink it. Goal updates automatically from the estimator.
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