BMI Calculator + TDEE + Calorie Intake + Ideal Weight Calculator (Free Online Tool)

Knowing your weight alone is not enough to understand your health. Your Body Mass Index (BMI), daily calorie requirements, Total Daily Energy Expenditure (TDEE), and ideal body weight are all important.
Our free, easy-to-use calculator lets you get all this information in seconds.
With this tool, you can understand:
Whether your weight is within a healthy range.
How many calories do you need daily?
How much energy does your body burn every day?
What is your ideal body weight?
Just enter your age, height, weight, and activity level to get instant results.

What is BMI (Body Mass Index)?

Body Mass Index (BMI) is a simple measurement that shows whether a person’s weight is healthy based on their height.
BMI Formula:
BMI = Weight (kg) ÷ Height² (m)
BMI Categories:
BMI Range
Category
Below 18.5
Underweight
18.5 – 24.9
Normal Weight
25 – 29.9
Overweight
30+
Obese
A BMI within the normal range generally indicates a healthy weight.

What is TDEE?

Total Daily Energy Expenditure (TDEE) is the total energy your body uses in a day.
It includes:
Basal metabolism (BMR)
Daily activities
Exercise and physical movement.
Knowing your TDEE helps you figure out:
How many calories to consume for weight loss?
How many calories to keep your current weight?
How many extra calories to gain weight

What is BMR?

Basal Metabolic Rate (BMR) is the number of calories your body burns at rest to keep basic functions like:
Breathing.
Heartbeat.
Body temperature.
BMR depends on your age, weight, height, and gender.

How Many Calories Do You Need Per Day?

Daily calorie requirements vary for each person based on:
Age
Gender
Weight
Height
Activity level.
On average:
Men need around 2000–2500 calories/day.
Women need around 1600–2000 calories/day
The best way to know your exact needs is by using a calculator.

What is Ideal Body Weight?

Ideal Body Weight (IBW) is the healthy weight range considered suitable for your body.
It depends on:
Height
Gender
Body structure.
Being close to your ideal weight reduces the risks of:
Heart disease
Diabetes.
Fatigue and low energy.

Benefits of Using a Health Calculator

Using this calculator has many advantages:
Instantly check your basic health metrics.
Make a proper weight loss or weight gain plan.
Find out your daily calorie needs.
Set realistic fitness goals.
Keep a healthy lifestyle.

Healthy Tips to Keep an Ideal Weight

Follow these simple habits to keep a healthy weight:
✔ Eat a balanced diet.
✔ Exercise at least 30 minutes daily.
✔ Drink plenty of water.
✔ Get adequate sleep.
✔ Avoid processed foods and sugary drinks.

How to Use Our Calculator

Enter your age, height, weight, and gender.
Select your activity level (Sedentary, Lightly Active, Moderately Active, Very Active).
Click Calculate
Get your BMI, calorie needs, TDEE, and ideal weight instantly
It’s fast, simple, and free to use.

Conclusion

Understanding your BMI, daily calorie requirements, TDEE, and ideal weight is key to living a healthy life. Our free calculator gives you all these insights in seconds. It makes it easier to plan your diet. You can also plan your exercise and overall wellness more easily.
Start using our calculator today and take the first step toward a healthier you!