Free Online Health & Fitness Calculators

Access our collection of powerful, easy-to-use health & fitness calculators for all your calculation needs.

Calories
Body fat
Pregnancy

Calorie Calculator

Popular

Discover exactly how many calories your body needs each day based on your goals, activity level, and body composition. Get personalized macronutrient recommendations.

Features:

  • BMR & TDEE Calculation
  • Weight Goal Planning
  • Macronutrient Breakdown
Use Calorie Calculator

Body Mass Index Calculator

Determine your BMI and health status with our free, accurate BMI calculator. Get instant results with personalized health recommendations.

Features:

  • BMI results
  • Weight status classification
  • Health recommendations
Use Body Mass Index Calculator

Pregnancy Calculator

Popular

Calculate your due date, track your baby's development week by week, and stay on top of important pregnancy milestones with our comprehensive pregnancy calculator.

Features:

  • Due Date Calculation
  • Baby Development
  • Milestone Tracking
  • Weight Monitoring
Use Pregnancy Calculator

How to Use Our Health & Fitness Calculators

Simple steps to get the most out of our calculation tools

1

Select a Calculator

Choose the appropriate calculator for your specific health & fitness problem

2

Enter Your Values

Input the numbers or expressions you want to calculate

3

Get Instant Results

View your answer immediately with step-by-step explanations when available

Frequently Asked Questions

Common questions about our health & fitness calculators

Are these calculators free to use?

Yes, all of our health & fitness calculators are completely free to use with no hidden fees or subscriptions required.

Do I need to create an account to use the calculators?

No, you can use all of our calculators without creating an account or providing any personal information.

How accurate are the calculators?

Our calculators are designed to provide highly accurate results. The scientific calculator supports up to 10 decimal places for precision calculations.

Can I use these calculators on my mobile device?

Yes, all of our calculators are fully responsive and work on desktop computers, tablets, and mobile phones.

Ready to Solve Your Health & Fitness Problems?

Choose from our collection of powerful health & fitness calculators and get instant, accurate results.