Free nutrition & weight calculators.
Quick, private calculators — they run in your browser, nothing is uploaded. Then track the numbers for real with Nourish, the AI calorie counter.
Calorie & macro calculatorYour daily calories (TDEE) + protein/carb/fat split for your goal.
BMI calculatorBody Mass Index from your height and weight, with the range it falls in.
Protein calculatorHow many grams of protein a day for your weight and goal.
Ideal weight calculatorA healthy target-weight range for your height.
Calorie deficit calculatorThe daily deficit and timeline to reach your goal weight.
Water intake calculatorRoughly how much water to drink a day.
Log it in one tap
Stop guessing the numbers. Snap a photo and Nourish's AI logs the calories and macros for you.