Medical and Health Calculators - Accurate and Free
Essential tools for healthcare professionals and patients. Calculate BMI, doses, rates and more with scientific precision.
Why choose HealthCalculum?
Our platform offers scientifically validated, free and easy-to-use medical calculators.
Scientifically Validated
All calculators are based on recognized medical guidelines and scientific studies.
Fast and Accurate
Instant results with algorithms optimized for maximum precision.
Easy to Use
Intuitive interface and clear instructions for professionals and patients.
100% Free
Full access to all tools at no cost or registration.
How It Works
Use our calculators in 3 simple steps to get accurate and reliable results.
Choose Your Calculator
Browse through categories or use search to find the tool you need. We have over 74 specialized calculators.
Enter Your Data
Fill in the fields with the requested information. Each calculator has clear instructions and practical examples.
Get Results
Receive instant results with clinical interpretations, reference values and evidence-based guidance.
Calculator Categories
Explore our calculators organized by medical specialty.
Nutrition
8 calculators
Cardiology
8 calculators
Pediatrics
4 calculators
Nursing
11 calculators
Physiotherapy
4 calculators
Fitness
6 calculators
Pharmacy
4 calculators
Nephrology
3 calculators
Endocrinology
2 calculators
Intensive Care
5 calculators
Emergency
3 calculators
Obstetrics
3 calculators
Pulmonology
2 calculators
Oncology
2 calculators
Anesthesiology
2 calculators
Psychiatry
2 calculators
Gastroenterology
2 calculators
Neurodevelopment
2 calculators
Ready to Get Started?
Access our medical calculators for free and improve the quality of your care or health management.