Enter your values below to convert Kilojoules to Calories and vice-versa. Choose Conversion Type: Kilojoules to Calories Calories to Kilojoules Enter Value: Convert You may also like: Basal Energy Expenditure Calculator BMI Calculator Pregnancy Due Date Calculator DRI Calculator Sleep Calculator Related Categories Building & Construction Converters Educational Calculators Everyday Calculators Farming Calculators Financial Calculators Health & Fitness Calculators Numbers & Generators Randomization Traffic Fines Estimator