eGFR Calculator
By Using MDRD Equation, CKD-EPI Equation (2009) and Newer CKD-EPI Equation (2021)
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Free Medical Calculator
Evidence-based blogs, disease awareness, and a growing suite of Medical Calculator—built with accessibility, accuracy, and performance in mind.
“Half the costs of illness are wasted on conditions that could be prevented.”
Medical Calculators by Sensing Medicine
⚖️ BMI Calculator
💧 Fluid Requirement
❤️ Cardiac Risk Score
🧠 Responsive Design
📈 User Friendly
BMI Calculator
Free Body Mass Index Calculator – Check Your Body Mass Index and WHO Health Category Instantly
OpenBody Surface Area Calculator
Calculate Body Surface Area (BSA) by seven methods: Du Bois, Mosteller, Haycock, Gehan & George, Boyd, Fujimoto, and Takahira..
Open WHOQOL-BREF Calculator (Hindi)
Calculate Qulaity of Life by World Health Organization Quality of Life – BREF (WHOQOL-BREF) Questionnaire.
Open Mean Arterial Pressure Calculator
Calculate MAP using Free Mean Arterial Pressure Calculator for adults. Easy to read, color scale from low perfusion risk to severe hypertension.
OpenPulse Pressure Calculator
Free Pulse Pressure Calculator. Additionally, Understand About the Normal, Low and High Pulse Pressure and Its Impact on overall Health.
OpenCreatinine Clearance Calculator
Quick, accurate, and ideal Creatinine Clearance Calculator for easily estimating creatinine clearance using the Cockcroft–Gault method.
OpenGlasgow Coma Scale Calculator
Calculate eye, verbal and motor responses in adults, verbal children, infants and preverbal children
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World Health Organization
The World Health Organization is a specialized agency of the United Nations responsible for international public health.
Ministry of Health and Family Welfare, India
The Ministry of Health and Family Welfare is an Indian government ministry charged with national health policy.
European Centre for Disease Prevention and Control
An EU agency tasked with strengthening Europe’s defenses against infectious diseases.
Centre for Disease Control & Prevention
The Centers for Disease Control and Prevention (CDC) is the national public health agency of the United States.
Various Medical Journals, Databases & Books
Cochrane, PubMed Central, Scopus, Medline databases; journals like Nature; and standard medical textbooks.
Other Organizations & Associations
For example, the National Institutes of Health (NIH) and similar reputable bodies.
Disclaimer: Placement of a link, graphic or text link is to be used only as a marker or reference to various home pages or content (e.g., CDC/ATSDR/HHS; Ministry of Health and Family Welfare India; WHO; ECDC; NHS, etc.). A link does not indicate endorsement or approval. Read all policies — click here.
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- Health Blogs
- Free Multiple Choice Questions
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Medical Calculator Frequently Asked Questions
Find answers to common questions about free medical calculators, clinical calculator tools, accuracy, privacy, and how to use these calculators responsibly.
What is a medical calculator?
A medical calculator is a digital tool that performs clinical calculations using medical formulas, equations, or scoring systems to support healthcare professionals and students.
Are Sensing Medicine medical calculators free to use?
Yes. Sensing Medicine provides free medical calculators that can be used without payment or registration.
Do I need to create an account to use these calculators?
No. You can use the calculators directly on the website without creating an account.
Can medical calculators replace clinical judgment?
No. Medical calculators are decision-support tools. They should be used along with clinical examination, patient history, investigations, and professional judgment.
Are these calculators suitable for educational purposes?
Yes. These calculators can be useful for medical students, healthcare learners, exam preparation, and understanding clinical scoring systems.
Are the calculators mobile-friendly?
Yes. Sensing Medicine calculators are designed to work on mobile phones, tablets, laptops, and desktop computers.
Do the calculators store patient information?
The calculators are intended for quick calculation and educational use. Users should avoid entering personally identifiable patient information unless specifically required and clearly stated.
Can I use these calculators offline?
Most calculators require an internet connection to open the webpage. Some functions may continue to work after the page is loaded, depending on the browser.
How often are the medical calculators updated?
Calculators may be reviewed and updated when formulas, references, or clinical recommendations change.
Can I use these calculators during patient care?
Yes. Sensing Medicine calculators are intended to assist healthcare professionals by simplifying medical calculations and clinical scoring during patient care. Before incorporating any calculator into routine clinical practice, users should independently verify its accuracy and ensure it is appropriate for the intended clinical application. Calculator results should always be interpreted in conjunction with the patient's clinical findings, diagnostic investigations, professional judgment, and current evidence-based guidelines.
What should I do if I think a calculator contains an error?
You can contact Sensing Medicine with the calculator name and details of the suspected issue so it can be reviewed.
Why do different calculators require different input values?
Each calculator is based on a specific formula or scoring system, so the required values depend on the calculation being performed.
Which is the best free medical calculator website?
Sensing Medicine provides a growing collection of free medical calculators covering different clinical and educational needs. Each calculator is designed to be simple, accessible, and useful for healthcare professionals and students.
Explore Free Medical Calculators on Sensing Medicine
Click below to access commonly used free medical calculators.
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World Health Organization
The World Health Organization is a specialized agency of the United Nations responsible for international public health.
Ministry of Health and Family Welfare, India
The Ministry of Health and Family Welfare is an Indian government ministry charged with national health policy.
European Centre for Disease Prevention and Control
An EU agency tasked with strengthening Europe’s defenses against infectious diseases.
Centre for Disease Control & Prevention
The Centers for Disease Control and Prevention (CDC) is the national public health agency of the United States.
Various Medical Journals, Databases & Books
Cochrane, PubMed Central, Scopus, Medline databases; journals like Nature; and standard medical textbooks.
Other Organizations & Associations
For example, the National Institutes of Health (NIH) and similar reputable bodies.
Disclaimer: Placement of a link, graphic or text link is to be used only as a marker or reference to various home pages or content (e.g., CDC/ATSDR/HHS; Ministry of Health and Family Welfare India; WHO; ECDC; NHS, etc.). A link does not indicate endorsement or approval. Read all policies — click here.
Medical Calculator Disclaimer: The free medical calculators provided by Sensing Medicine are intended to assist healthcare professionals, researchers, and students by performing calculations based on established medical formulas and validated clinical scoring systems. Users should independently verify the accuracy of calculator results before relying on them or incorporating any calculator into routine clinical practice. It is also recommended that the underlying formula, variables, units, and applicable clinical guidelines be reviewed before use. These calculators are designed as decision-support tools and should always be used alongside clinical assessment, professional judgment, and current evidence-based guidelines. They do not provide medical advice, diagnosis, or treatment recommendations, and should not replace consultation with qualified healthcare professionals.