Free Health Calculators &
Medical Assessment Tools
Calculate your health metrics instantly using evidence-based medical calculators. Explore tools for kidney health, diabetes, heart health, pregnancy, nutrition, and more.
All calculators on this page are for educational and informational purposes only. They do not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making any medical decisions. If your results raise concerns, our team at Doctor Visit Bangalore can help connect you with the right specialist.
BMI Calculator
Find out if you’re at a healthy weight for your height. Includes BMI chart and what your result means.
⭐ Most PopulareGFR Calculator
Estimate your kidney function from your creatinine, age, and gender. Essential for CKD monitoring.
🔵 Top ToolCreatinine Clearance
Calculate your kidneys’ ability to filter creatinine from the blood using the Cockcroft-Gault formula.
🔵 Kidney HealthDaily Calorie Calculator
Calculate how many calories your body needs per day based on age, weight, height, and activity level.
⭐ Most PopularWater Intake Calculator
Find out how much water you should drink daily based on your body weight, climate, and activity level.
🟢 NewPregnancy Due Date
Calculate your estimated due date from your last menstrual period (LMP) and view your pregnancy timeline.
⭐ Most PopularHbA1c Calculator
Convert HbA1c to average blood glucose and understand what your result means for diabetes management.
🔵 DiabetesBMR Calculator
Calculate your Basal Metabolic Rate — the number of calories your body needs at complete rest.
🟢 New100% Free
No registration, no subscription, no hidden charges. All tools are permanently free to use.
Mobile Friendly
Designed to work perfectly on any device — phone, tablet, or desktop.
Instant Results
Get your result immediately — no waiting, no emails, no callbacks needed.
Result Explanations
Every result comes with a plain-language explanation of what it means for your health.
Private & Secure
Your inputs are not stored or saved. All calculations happen instantly in your browser.
Doctor-Guided
Every tool links you to relevant specialists and hospitals in Bangalore if your results raise questions.
Dialysis Cost in Bangalore 2026
Complete guide to haemodialysis and peritoneal dialysis costs across Bangalore hospitals.
Bone Marrow Transplant Cost Bangalore
Everything you need to know about BMT costs, hospitals, and what to expect.
Rectal Cancer Treatment in Bangalore
Surgery options, robotic surgery, costs and best hospitals — complete 2026 guide.
Wellness Health Tourism in Bangalore
Ayurveda, Panchakarma, yoga therapy and naturopathy — complete 2026 guide.
Paediatric Cancer Treatment Bangalore
Sri Shankara’s 40-bed unit — complete guide for parents and international families.
Best Hospitals in Bangalore
Verified guide to Bangalore’s top multispeciality and specialist hospitals.
Are these health calculators accurate?
Our calculators use recognised medical formulas and reference ranges from established clinical guidelines. However, they are designed for educational awareness — not clinical diagnosis. Results can vary based on individual factors not captured in simple inputs. Always discuss your results with a qualified healthcare professional.
Are all tools free to use?
Yes — every tool on this page is completely free. No registration, no subscription, no payment of any kind. Doctor Visit Bangalore is committed to providing free health information and guidance to patients in India and internationally.
Can I use these tools on my mobile phone?
Yes — all tools are designed to be fully mobile-friendly and work on any screen size. You can use them on Android or iPhone without any downloads or apps required.
Are my results stored or shared?
No. All calculations happen instantly within your browser. We do not store, save, or share any of the inputs you enter. Your health information remains entirely private.
Should I see a doctor after using a calculator?
If any result falls outside the normal range shown, or if you have symptoms that concern you, we strongly recommend consulting a qualified doctor. Doctor Visit Bangalore can help you connect with the right specialist in Bangalore — free of charge. WhatsApp us at +91 78920 28951.
Do you offer calculators in Bengali or Hindi?
Currently our tools are in English. We are working on Bengali and Hindi versions to serve our patients from Bangladesh, West Bengal, and Hindi-speaking regions of India. If you need guidance in Bengali, our founder Arman Ali speaks Bengali fluently and is available via WhatsApp at +91 78920 28951.