Calorie Calculator
Estimate Your Daily Calorie Needs
This Calorie Calculator is your all-in-one daily calorie calculator and calorie counter to estimate how many calories you need each day to lose weight, maintain weight, or gain muscle. It uses accurate scientific formulas to calculate your BMR (Basal Metabolic Rate) and TDEE (Total Daily Energy Expenditure) — helping you understand your metabolism and make smarter diet and fitness choices.
Enter your age, gender, height, weight, and activity level, then click Calculate to see your personalized calorie intake calculator results instantly.
How to Calculate Maintenance Calories?
Enter Your Age, Gender, Height, and Weight.
These details determine your BMR (Basal Metabolic Rate) — the calories your body burns at rest.Select Your Activity Level.
Choose between sedentary and very active. Your TDEE (Total Daily Energy Expenditure) depends on how much you move daily.Click “Calculate.”
The calculator instantly estimates your maintenance calories, weight-loss calories, or calorie surplus for building muscle.
Food Energy Converter
Convert between Calories, Kilojoules, and Joules easily. Enter a value, select your units, and get instant results.
* 1 Calorie (kcal) = 4.1868 Kilojoules (kJ)
Food Energy Converter
Use this Food Energy Converter to quickly switch between Calories (kcal), Kilojoules (kJ), and Joules. Perfect for checking nutrition labels or comparing food energy units.
Enter Value
Calorie (kcal) = Result in Kilojoules (kJ)
Convert | Clear
1 Calorie (kcal) = 4.1868 Kilojoules (kJ)
This tool also works as a simple calorie to kilojoule converter for global users.
How the Calorie Calculator Works
Our Calorie Calculator and BMR calculator use scientifically validated equations to estimate your BMR and TDEE — your body’s energy needs at rest and during activity.
Mifflin–St Jeor Equation (Most Accurate)
Men: BMR = 10W + 6.25H − 5A + 5
Women: BMR = 10W + 6.25H − 5A − 161
Revised Harris–Benedict Equation
Men: BMR = 13.397W + 4.799H − 5.677A + 88.362
Women: BMR = 9.247W + 3.098H − 4.330A + 447.593
Katch–McArdle Formula
BMR = 370 + 21.6 × (1 − F) × W
where F is body fat percentage.
This method is best for lean individuals who know their body fat levels.
Your TDEE = BMR × Activity Factor (1.2 to 1.95) = Your estimated daily calorie burn.
This makes the Calorie Calculator an accurate BMR and TDEE calculator for fitness tracking.
Calorie Counting for Weight Management
Using a calorie counter or calorie tracker is one of the simplest and most effective ways to manage your weight.
The formula is basic:
Calories In – Calories Out = Weight Change.
- Eat fewer calories than you burn → lose weight.
- Eat more → gain weight.
1 pound of fat = ~3,500 calories.
To lose 1 pound per week, reduce intake by ~500 calories daily using this calorie intake calculator.
Tips for Effective Calorie Tracking
- Don’t cut more than 1,000 calories per day — it slows metabolism and causes muscle loss.
- Use a calorie tracking app or food diary to log meals.
- Pair calorie tracking with regular workouts and enough protein.
- Choose nutrient-dense foods instead of empty calories.
Zigzag Calorie Cycling
Avoid weight-loss plateaus with Zigzag Calorie Cycling — alternating between high-calorie and low-calorie days while maintaining your weekly average.
Example:
- Active days: 2,300 kcal
- Rest days: 1,700 kcal
This keeps your metabolism responsive and makes the calorie tracker more sustainable for long-term progress.
How Many Calories Do You Need Each Day?
Your daily calorie needs depend on your body size, activity level, and fitness goals:
- Men: 2,000–3,000 kcal/day
- Women: 1,600–2,400 kcal/day
- Athletes: often need more
Health professionals recommend a minimum of 1,200 kcal for women and 1,500 kcal for men unless medically supervised.
Use this daily calorie calculator to stay within your safe and effective calorie range.
Understanding Different Types of Calories
Calories come from the three main macronutrients that power your body:
| Macronutrient | Calories per Gram |
|---|---|
| Carbohydrates | 4 kcal |
| Proteins | 4 kcal |
| Fats | 9 kcal |
| Alcohol | 7 kcal (“empty calories”) |
Whole foods — fruits, vegetables, lean meats, and whole grains — provide more nutrients per calorie than processed options.
Calories in Common Foods
Use this calorie chart to understand how many calories are in everyday foods:
| Food | Serving Size | Calories |
|---|---|---|
| Apple | 1 medium | 95 |
| Banana | 1 medium | 151 |
| Chicken breast | 100 g | 165 |
| Egg | 1 large | 78 |
| Rice (cooked) | 1 cup | 206 |
| Olive oil | 1 tbsp | 120 |
| Cheeseburger | 1 sandwich | 285 |
| Milk (whole) | 1 cup | 146 |
Calories Burned by Common Activities
Check this calorie burn calculator table to see how activity affects your energy use:
| Activity (1 hour) | 125 lb | 155 lb | 185 lb |
|---|---|---|---|
| Walking (3.5 mph) | 215 | 267 | 319 |
| Running (9 min/mile) | 624 | 773 | 923 |
| Swimming (moderate) | 397 | 492 | 587 |
| Cycling (moderate) | 454 | 562 | 671 |
| Basketball | 340 | 422 | 503 |
Use this calories burned chart to adjust your daily calorie intake for accurate results.
Macronutrients and Energy
| Component | Calories/gram |
|---|---|
| Fat | 9 |
| Protein | 4 |
| Carbohydrate | 4 |
| Fiber | 2 |
| Alcohol | 7 |
Sample Meal Plans
1200 Calorie Plan:
Breakfast: Cereal with milk and banana
Snack: Avocado dip with cucumber
Lunch: Grilled cheese and tomato soup
Dinner: Chicken, quinoa, and brussels sprouts
1500 Calorie Plan:
Breakfast: Yogurt with granola and fruit
Snack: Orange and yogurt
Lunch: Chicken soup and salad
Dinner: Steak, mashed potatoes, and asparagus
2000 Calorie Plan:
Breakfast: Toast with egg and banana
Snack: Almonds and blueberries
Lunch: Chicken and pasta with vegetables
Dinner: Salmon, brown rice, and green beans
The Calorie Calculator is a powerful calorie counter and TDEE calculator that helps you track and manage your daily calorie intake with precision.
Whether your goal is to lose weight, maintain your physique, or build muscle, this weight loss calculator helps you stay on track.
Long-term success comes from consistency — tracking calories, eating balanced meals, and exercising regularly.