Best Medical Calculator Apps

227+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated June 2026

MDCalc Medical Calculator is the household name in medical calculator, but it's far from the only option. We track 227+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Medical Calculator

MDCalc Medical Calculator#1

MDCalc Medical Calculator by MD Aware, LLC

Clinical Decision Support
Editor's Choice
🏥 Medical
4.9😊(51K ratings)
Free
MDCalc Medical Calculator screenshot 1
MDCalc Medical Calculator screenshot 2
MDCalc Medical Calculator screenshot 3
MDCalc Medical Calculator screenshot 4
MDCalc Medical Calculator screenshot 5

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

Room to Improve

  • 🐛 Crashes and bugs after updates
  • 🔒 Mandatory login/registration issues
  • 📱 Poor user experience on mobile devices
Calculate by QxMD#2

Calculate by QxMD by WebMD Health Corporation

Medical Calculator
Strong Contender
🏥 Medical
4.8😊(5.1K ratings)
FreeAds
Calculate by QxMD screenshot 1
Calculate by QxMD screenshot 2
Calculate by QxMD screenshot 3
Calculate by QxMD screenshot 4
Calculate by QxMD screenshot 5

This clinical calculator and decision support tool offers over 200 medical calculators and tools for diagnosis, treatment, and prognosis. It adapts to your practice and provides detailed references, integrating with PubMed and Read by QxMD.

What We Love

  • ⭐ Excellent app
  • 📋 Comprehensive set of calculators
  • 🔍 Helpful references and explanations
  • 🔧 Useful for daily practice

Room to Improve

  • 🐛 App freezes or crashes
  • 🔍 Some calculators not working
  • 🔑 Repeated login requests
CliniCalc Medical Calculator#3

CliniCalc Medical Calculator by Medicon Apps

Formulas, Scales & More
Worth Considering
🏥 Medical
4.8😊(1.1K ratings)
FreeIn-App Purchases
CliniCalc Medical Calculator screenshot 1
CliniCalc Medical Calculator screenshot 2
CliniCalc Medical Calculator screenshot 3
CliniCalc Medical Calculator screenshot 4
CliniCalc Medical Calculator screenshot 5

This app provides medical professionals with a comprehensive collection of formulas, scores, and classifications. It offers quick access to essential medical calculations with detailed background information and high-quality images. Users can easily search, store favorites, and switch between US and SI units.

What We Love

  • 👍 Easy to use
  • 🚀 Useful clinical tools
  • 💡 Great clinical reference
  • 👍 Broad scope of features

Room to Improve

  • 🐛 Glitches and bugs
  • 🔍 Difficult to access certain features
  • 📱 Not optimized for newer devices

More Medical Calculator apps to explore

4
PEPID®
PEPID®
PEPID®
by PEPID, LLC
Free

Provides healthcare professionals with essential tools for patient care, including a vast drug database, medical calculators, and visual aids. Content is regularly updated and clinically independent, offering reliable information for various medical roles.

Largest drug databaseMedical calculatorsHigh-res pill photos
🏥 Medical
(2.9K)
free
5
NurseCalcs
NurseCalcs
NurseCalcs
Calculations for Nurses
Free

This utility app helps nurses perform essential unit conversions for medication dosages. It quickly calculates the correct amount of medication to draw based on patient weight and available concentration.

Unit conversions for nursingCalculate medication dosageBased on mg per kg
🔧 Utilities
(4)
free
6
Medical Calculator
Medical Calculator
Medical Calculator
Clinician Medical Calculator
$2.99

This offline medical calculator app provides a comprehensive suite of clinical tools, scores, and conversion functions for healthcare professionals. It offers instant access without registration, ensuring fast and reliable calculations based on evidence-based literature.

Offline functionalityNo registration requiredExtensive clinical calculators
🏥 Medical
(0)
paid
7
Medscape
Medscape
Medscape
Clinical Tools, News & CME/CE
Free

This app provides healthcare professionals with immediate clinical answers, medical news, and CME/CE activities. It features AI-driven tools for patient visit transcription and summarization, patient calling, and instant expert answers to medical questions. Access a comprehensive drug database, calculators, and procedural videos to enhance clinical practice.

AI-driven Scribe for transcription and summarizationAI Search for instant medical answersDrug Interaction Checker
🏥 Medical
(1.4K)
free with in-app purchases
8
OmniMedix Medical Calculator
OmniMedix Medical Calculator
OmniMedix Medical Calculator
by Omnimedic Solutions, LLC
$7.99

This medical calculator helps healthcare professionals quickly determine medication infusion rates. It offers versatile calculations for various medications and clinical settings, along with essential conversions and formulas.

Medication infusion rate calculationWeight and temperature conversionsPediatric calculations
🏥 Medical
(14)
paid
9
UpToDate
UpToDate
UpToDate
by UpToDate
Free

This clinical decision support tool provides healthcare professionals with evidence-based guidance to improve patient care. It features AI-powered conversational answers, continuously updated medical content, and tools for drug reference, calculations, and patient education.

Expert AI conversational guidanceGold standard clinical contentPractice-changing updates
🏥 Medical
(561)
subscription
10
MediMath Medical Calculator
MediMath Medical Calculator
MediMath Medical Calculator
by Evan Schoenberg
$0.99

This app provides a comprehensive collection of medical calculators and scoring tools for quick and accurate calculations. It streamlines data entry and offers multiple results where applicable, allowing healthcare professionals to focus more on patient care.

144+ medical calculators and scoring toolsStreamlined data entry with US/SI unitsMultiple results for risk scores and other calculations
🏥 Medical
(40)
paid
11
MediCalc®
MediCalc®
MediCalc®
Medical Calculator System™
Free

This clinical decision support tool offers over 500 integrated medical calculators, equations, and scores. It features a customizable calculator panel for disease- and patient-specific computations, dynamic tables for quick reference, and seamless integration with EHR/EMR systems. The app is designed for physicians and medical professionals, providing a trusted and efficient resource for patient data organization and processing.

Customizable calculator panel (mCalx™)Integrated clinical formulas, equations, and scoresDynamic tables synchronized with calculators
🏥 Medical
(21)
free
12
Medical Calculator App
Medical Calculator App
Medical Calculator App
The best medical calculator
Free

This application provides healthcare professionals with a user-friendly tool for complex medical calculations and data interpretation. It features an intuitive interface and is frequently updated with new formulas based on user feedback.

Complex medical formulasResults and ratings interpretationUnprecedented user interface
🏥 Medical
(0)
free
13
Skyscape Medical Library
Skyscape Medical Library
Skyscape Medical Library
350+ Medical Resources & Tools
Free

Access over 350 trusted medical resources, including drug information, clinical calculators, and disease guides. This decision-support tool helps healthcare professionals make informed decisions at the point of care with continuously updated content and powerful search capabilities.

350+ Medical ResourcesDrug Information & InteractionsClinical Calculators
🏥 Medical
(2.9K)
free with in-app purchases
14
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
Calculate your ideal weight
Free

Calculate and track your Body Mass Index (BMI) with this user-friendly app. It provides personalized health insights, ideal weight recommendations, and supports various units and classification systems. Monitor your weight journey and understand health risks.

Instant BMI calculation with animated gaugePersonalized health insightsIdeal weight recommendations
💪 Health & Fitness
(26K)
free with in-app purchases
15
AKUH Insulin Calculator
AKUH Insulin Calculator
AKUH Insulin Calculator
by Aga Khan Hospital and Medical College Foundation
Free

This tool assists medical professionals in adjusting insulin infusion rates. It calculates the necessary adjustments based on a patient's current and previous blood glucose levels, along with their current infusion rate.

Calculate insulin infusion ratesInput current blood glucoseInput prior blood glucose
💪 Health & Fitness
(3)
free
16
Mehrsys Medical Calculator
Mehrsys Medical Calculator
Mehrsys Medical Calculator
by Hamidreza Hosseini
Free

Access a comprehensive collection of medical calculators designed for healthcare professionals. This free application offers a wide range of tools to assist specialists in their daily practice.

Medical calculatorsFor all specialistsFree to use
🏥 Medical
(11)
free
17
epocrates: Drug Info & Pill ID
epocrates: Drug Info & Pill ID
epocrates: Drug Info & Pill ID
Dosing, Interactions, & Labs
Free

This clinical reference app empowers healthcare professionals to make safer, faster decisions. It offers comprehensive drug information, interaction checks, pill identification, lab values, and dosing calculators. Access essential clinical tools offline to enhance patient care and workflow efficiency.

Comprehensive Drug ReferenceDrug Interaction CheckerPill Identifier
🏥 Medical
(7.1K)
free with in-app purchases
18
eGFR Calculators
eGFR Calculators
eGFR Calculators
by National Kidney Foundation
Free

This app provides medical professionals with five distinct calculators to estimate kidney function. It also offers educational information on glomerular filtration rate, chronic kidney disease, and its management.

Five eGFR calculator optionsCKD-EPI Creatinine 2021 EquationRevised Bedside Schwartz Formula (pediatric)
🏥 Medical
(14)
free
19
MPR Drug and Medical Guide
MPR Drug and Medical Guide
MPR Drug and Medical Guide
MD Medications and Reference
Free

This app provides comprehensive drug information and clinical tools for healthcare professionals. It offers quick access to drug data, calculators, treatment charts, and educational content, all accessible offline.

Drug information referenceMedical calculatorsClinical charts
🏥 Medical
(6K)
free with in-app purchases
20
Medical Calculators Pediatrics
Medical Calculators Pediatrics
Medical Calculators Pediatrics
Pediatric Oncall
Free

This app provides a comprehensive suite of medical calculators specifically for pediatric care. It offers tools for growth prediction, conversions, renal functions, pregnancy calculations, blood pressure, critical care, drug dosing, and more, designed for medical professionals and students.

Growth prediction toolsUnit conversion calculatorsRenal function calculations
🏥 Medical
(20)
free

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