the author of this app says:
CalorieWatch is designed to keep a daily watch over your health. It helps you to determine your ideal weight, ideal caloric intake and Body Mass Index depending on your age, weight, height and life style. Guard your weight change daily by entering the food items eaten and the amount of physical activity undertaken during the day. You can now find the number of calories gained from different food items as well as the calories burnt through various exercises and regulate your habits accordingly!