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Estimate your daily calorie needs
Enter your age, sex, height, weight and activity level to estimate how many calories you need to maintain, lose or gain weight in a healthy way.
Daily intake progress
Default (25yo male, light activity)Fill in your details on the left and choose an activity level to see personalized calorie targets for your goal.
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Total nutrients for your plate
Calories
0 kcal
Protein
0.0 g
Fat
0.0 g
Carbohydrates
0.0 g
Fiber
0.0 g
Foods in your plate
Enter grams for one or more foods on the left to see a breakdown here.
Understand Your Body’s Calorie NeedsOne place for BMR, TDEE and clear daily targets
This tool uses well-established formulas (such as Mifflin-St Jeor) to estimate your basal metabolic rate (BMR) and total daily energy expenditure (TDEE). Knowing roughly how many calories you burn each day is the first step toward eating in a way that supports your goals—whether that is maintaining weight, losing fat safely, or building muscle. It also shows how age, sex, body size, and activity level change your needs, so you can apply the ranges to daily meals and planning.
Why use a calorie calculator for BMR and TDEE
Your basal metabolic rate (BMR) is what your body burns at rest; your TDEE is what you burn in a typical day including activity. This page shows both, then adds ranges for maintenance, fat loss, or muscle gain. Seeing these numbers together reduces guesswork when setting daily targets.
Food calories and where this calculator fits in
Food calories are the energy you get from what you eat and drink. The estimate shows what your body likely needs per day, and you can compare that with what you actually eat. Many people pair this with light food logging to stay within a healthy range without extreme dieting.
Activity level and your result
From mostly sedentary to very active, you can choose the activity level that best matches your week. That choice shapes your TDEE and all goal-based ranges. Honest inputs here give more stable numbers for meal planning and long-term habits.
One tool for maintenance, loss and gain
Whether you want to maintain weight, lose fat in a healthy way, or support muscle gain, this page provides separate ranges for each goal. You get one place to check instead of jumping between tools. Metric and imperial units are both supported.
From daily eating to long-term health
This page is useful for anyone who wants a clearer picture of how much to eat. It supports healthy diet control by giving realistic ranges instead of guesswork or extreme plans. Whether you are planning meals, adjusting portions, or working with a coach, the result gives a baseline you can build on.
Personal diet and healthy weight management
- Use this tool to set a daily calorie target that matches your goal: maintenance, gentle fat loss or muscle gain. Healthy weight loss comes from a modest deficit, not crash dieting.
- See how much to eat to maintain your weight when you’re not trying to change it. Checking your TDEE makes it easier to adjust intake as your routine changes.
- Combine the calorie result with basic awareness of food calories—portion sizes, cooking methods and snacks—so you can manage your diet in a balanced way without feeling deprived.
Coaching, education and content
- Share this tool with clients as a first step before custom meal plans. It gives them a clear view of calorie needs and supports conversations about healthy, sustainable eating.
- Use the tool in articles or courses to explain BMR, TDEE, and how daily calorie intake relates to weight and body composition. It is a simple teaching aid grounded in widely used formulas.
- Recommend a tool that emphasizes healthy ranges and warns against very low intake. This one is designed to support sustainable fat loss and reduce the risks of excessive restriction.
Three steps to your calorie result
The process is simple: enter your details, choose your activity level, and you will see your BMR, TDEE, and goal-based calorie ranges. No account is required. Use the result as a starting point and adjust based on your weight trend, energy, and daily routine.
Enter your details
Add your age, sex, height and weight. You can use metric or imperial units; the tool uses these to work out your BMR and then your TDEE. The more accurate your inputs, the more useful the result will be.
Choose your activity level
Select the option that best reflects how active you are from day to day—from mostly sedentary to very active. This step is important: it determines your estimated total daily burn and all goal‑based calorie ranges.
Read and use your results
You’ll see your BMR, TDEE and calorie ranges for maintaining weight, losing fat and gaining muscle. Pick the range that matches your goal. For healthy weight loss, use the moderate deficit range and avoid going far below it. This tool is designed to support safe, sustainable changes.
Clear numbers and a focus on health
BMR and TDEE in plain language
The page does not just show numbers. It explains what BMR and TDEE mean, why your result looks the way it does, and how to use it for meal planning and healthier diet control.
Goal-based ranges that support healthy weight loss
Instead of a single number, the tool gives ranges for maintenance, moderate fat loss, and muscle gain. It encourages moderate deficits over extreme restriction so weight loss is safer and easier to sustain.
Private and free—no sign-up
Use the tool without creating an account. Your data and results are not stored or shared. You can recalculate whenever your weight, activity, or goals change.
Common questions about calories and this tool
Q1.How accurate is this Calorie Calculator?
This tool uses standard formulas (e.g. Mifflin–St Jeor) that are widely used in research and practice. The result is an estimate; your true needs can vary with metabolism, body composition and health. Use it as a starting point and adjust based on your weight trend and how you feel. For personalised advice, a dietitian or doctor can help.
Q2.What is BMR and how does the Calorie Calculator use it?
BMR is the number of calories your body uses at complete rest. The tool uses your BMR as the base and multiplies it by an activity factor to get your TDEE. All suggested calorie targets—for maintenance, loss or gain—are based on that TDEE. So you see both the resting and total daily number.
Q3.Is it safe to use a Calorie Calculator for weight loss?
Yes, when you use it as intended. Healthy weight loss means a moderate calorie deficit—typically not going below the ranges suggested for “moderate” fat loss. Extreme dieting can harm your metabolism, energy and health. This tool is designed to support safe, sustainable weight loss rather than crash diets. If you have health conditions or a history of disordered eating, talk to a doctor or dietitian before changing your intake.
Q4.How do food calories relate to what the Calorie Calculator shows?
Food calories are the energy in what you eat; the result shows how many calories your body likely needs per day. You can compare your intake to your result—for example by roughly tracking meals for a few days—to see if you’re in the right range. This helps you balance intake with needs so you can control your diet in a healthy way without over‑restricting.
Use your result for healthier eating
Your calorie result is a guide, not a strict rule. Real needs vary from person to person; start with the suggested range and adjust based on your weight, energy and wellbeing. Healthy diet control is about consistency and balance—enough nutrients, enough energy, and a pace you can sustain. This tool supports that by giving you a sensible target instead of an extreme one.
Healthy weight loss should never rely on severe restriction. This calculator is built to encourage moderate deficits and to avoid the risks of excessive dieting. Use it as a tool for better eating and sustainable habits. It is not a substitute for advice from a doctor or dietitian, especially if you have health conditions, allergies or specific dietary needs. Treat the result as a helpful starting point, and prioritise your health and safety above any number on the screen.