Calorie Calculator Online
Work out how many calories you need per day (TDEE) and a suggested target for your goal. Free.
Calorie calculator online
Use this calorie calculator online to estimate how many calories you need per day. It calculates your TDEE from age, sex, weight, height and activity, then suggests a daily intake for maintaining, losing or gaining weight. For guidance only.
Frequently Asked Questions
What is a calorie calculator online?
An online calorie calculator estimates how many calories you need per day (TDEE) or how many you burn. You enter age, sex, weight, height and activity; it uses BMR and activity multipliers. Some also give a target for weight loss or gain.
How many calories should I eat?
To maintain weight, eat around your TDEE. To lose about 0.5 kg per week, eat roughly 500 kcal below TDEE. To gain, eat above TDEE. This calculator gives your estimated TDEE and a suggested target for your goal.
Is the calorie calculator free?
Yes. Free to use. For guidance only; individual needs vary.
What is TDEE?
TDEE (Total Daily Energy Expenditure) is the total calories you burn in a day, including rest and activity. It is often estimated as BMR × activity factor.
Related
Cite This Calculator
Reference this calculator on your website or in your work using the citation below:
HTML Citation Code:
<p>Calculator: <a href="https://onlinecalculator.co.uk/health/calorie-calculator-online" target="_blank">Calorie Calculator Online</a> - OnlineCalculator.co.uk</p>APA Style Citation:
OnlineCalculator.co.uk. (2025). Calorie Calculator Online. Retrieved from https://onlinecalculator.co.uk/health/calorie-calculator-onlineNote: This calculator is free to use and reference. No permission required for educational or commercial citation.