Best Health Calculators Apps

247+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated September 2026

Out of 247+ health calculators apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Health Calculators Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MDCalc Medical CalculatorMDCalc Medical CalculatorFree4.9★ (52K)NoNoOct 2026
2Nutrition Tracker: FoodnomsNutrition Tracker: FoodnomsFree4.7★ (7.7K)NoYesOct 2026
3Health calculator: weight, BMIHealth calculator: weight, BMIFree4.6★ (47)YesNoSep 2026
4Health CalculatorHealth Calculator$0.99—NoNoAug 2026
5Calculate by QxMDCalculate by QxMDFree4.8★ (5.1K)YesNoSep 2026
6DR.EPIC HEALTH CALCULATORDR.EPIC HEALTH CALCULATORFree5.0★ (2)YesNoMay 2026
7BMI Calculator‰BMI Calculator‰Free4.9★ (24K)YesNoOct 2026
8Body Health CalculatorsBody Health CalculatorsFree2.0★ (2)NoNoMay 2026

Top Picks for Health Calculators

MDCalc Medical Calculator#1

MDCalc Medical Calculator by MD Aware, LLC

Clinical Decision Support
Editor's Choice
🏥 Medical
4.9😊(52K ratings)
Free
MDCalc Medical Calculator screenshot 1
MDCalc Medical Calculator screenshot 2
MDCalc Medical Calculator screenshot 3
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MDCalc Medical Calculator screenshot 5
MDCalc Medical Calculator screenshot 6

This app provides over 900 evidence-based medical calculators, risk scores, and clinical tools for healthcare professionals. It offers offline functionality, expert insights, and CME tracking to support patient care at the bedside. Tools are developed and validated by board-certified physicians.

What We Love

  • ⭐ Excellent resource
  • 🔍 Helpful and accurate
  • 🔥 Essential for clinical practice
  • 🤖 Useful for medical students and residents
  • 💻 Easy to use interface
  • 📚 Comprehensive library of calculators

Room to Improve

  • 🐛 Crashes and bugs after updates
  • 🔒 Mandatory login/registration issues
  • 📱 Poor user experience on mobile devices
  • 🔋 Battery drain and overheating
  • 🔍 Lack of certain measurement options (e.g. feet/inches)
Nutrition Tracker: Foodnoms#2

Nutrition Tracker: Foodnoms by Algebraic Labs, LLC

Log Food and Track Your Macros
Strong Contender
💪 Health & Fitness
4.7😊(7.7K ratings)
FreeIn-App Purchases
Nutrition Tracker: Foodnoms screenshot 1
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Nutrition Tracker: Foodnoms screenshot 6

Easily log your meals and track your progress towards custom nutrition goals. This app offers fast food logging, detailed insights into your eating habits, and seamless integration with Apple Health. Monitor calories, macros, and more to achieve your health and fitness objectives.

What We Love

  • 🚀 Easy to use
  • 🔒 Privacy-focused
  • 👍 Intuitive interface
  • 👍 Seamless Apple ecosystem integration
  • 🚀 Efficient barcode and label scanning
  • 👍 Customizable goals and tracking
  • 👍 Clean and modern design
  • 👍 Responsive developer
  • 👍 Affordable subscription
  • 👍 Helpful AI meal generation

Room to Improve

  • 🐛 Limited food database, especially for non-US items
  • 🐛 Occasional syncing issues
  • 🐛 Inability to edit existing food entries
  • 🐛 Lack of water and beverage tracking in free version
  • 🐛 Difficulty entering fluids on Apple Watch

More Health Calculators apps to explore

FAQ about Health Calculators

What are the best health calculators apps for iPhone?
MDCalc Medical Calculator tops our health calculators apps ranking as of September 2026, with a 4.9-star average from 52K App Store ratings, and it's free to download.
Yes — 19 of the top health calculators apps we rank are free to download, including MDCalc Medical Calculator and Nutrition Tracker: Foodnoms.
MDCalc Medical Calculator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 247+ health calculators apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.