Calorie Calculator Calorie Calculator Calorie Calculator Age (years) Height (cm) Weight (kg) Gender Male Female Activity level Very little or none Light (1-3 times a week) Moderate (3-5 times a week) Intense (6-7 times a week) Professional or athlete Weight goal Weight loss (15% calorie deficit) Maintain weight (balanced calories) Weight gain (15% calorie surplus) Calculate Your BMR is calories per day. To achieve your goal, you need calories per day.