Calculators

Nine calculators grouped by what they answer. Energy and macros run from one shared set of inputs, so you rarely enter data twice.

Energy

One shared input set

Total daily energy expenditure from BMR and an activity multiplier.

Basal metabolic rate. Mifflin-St Jeor, Harris-Benedict or Cunningham.

Calorie targetFree

Maintenance with a deficit or surplus applied at your chosen rate.

Macros

Runs from the energy result

Daily protein in grams per kilogram of body weight.

Macro splitFree

Protein, carbohydrate and fat from the calorie target.

Calorie DistributionFree

Split a total energy value across macronutrients and their subcategories, with live validation.

Anthropometry

Optional measurements

Body mass index with its reference band.

Waist-to-height ratioFree

Waist divided by height, with the commonly cited bands.

Body compositionPro

Lean and fat mass from a body fat percentage.

Reference tables

Look up a growth, pregnancy or intake reference in seconds, with its source attached to every number.

On the roadmap

Sports nutrition, pediatric, renal, clinical nutrition, micronutrients, nutrition risk and meal planning are planned as separate modules. They are not part of this release.