Best Med Calculator Apps

249+ iOS apps curated and reviewed

4.2 avg rating
16 free apps
Updated August 2026

If you already know MDCalc Medical Calculator, this is the deeper bench. 249+ med calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Med Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MDCalc Medical CalculatorMDCalc Medical CalculatorFree4.9★ (52K)NoNoAug 2026
2Calculate by QxMDCalculate by QxMDFree4.8★ (5.1K)YesNoAug 2026
3NurseCalcsNurseCalcsFree4.0★ (4)NoNoAug 2026
4CliniCalc Medical CalculatorCliniCalc Medical CalculatorFree4.8★ (1.1K)NoYesAug 2026
5MediCalc®MediCalc®Free4.5★ (21)NoNoAug 2026
6DoseRight: Nursing Dosage CalcDoseRight: Nursing Dosage CalcFree5.0★ (5)YesYesAug 2026
7IV Dosage and Rate CalculatorIV Dosage and Rate Calculator$0.995.0★ (6)NoNoAug 2026
8MedCalXMedCalXFree3.7★ (30)NoYesAug 2026

Top Picks for Med Calculator

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
MDCalc Medical Calculator screenshot 4
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

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

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
NurseCalcs#3

NurseCalcs by James Crate

Calculations for Nurses
Worth Considering
🔧 Utilities
4.0(4 ratings)
Free
NurseCalcs screenshot 1
NurseCalcs screenshot 2
NurseCalcs screenshot 3
NurseCalcs screenshot 4

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.

More Med Calculator apps to explore

4
CliniCalc Medical Calculator
CliniCalc Medical Calculator
CliniCalc Medical Calculator
Formulas, Scales & More
Free

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.

Hundreds of medical formulas, scores, and classificationsStore favorite and view recently used calculationsSearchable database with keywords
🏥 Medical
(1.1K)
free with in-app purchases
5
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
6
DoseRight: Nursing Dosage Calc
DoseRight: Nursing Dosage Calc
DoseRight: Nursing Dosage Calc
Med Math Practice & Drug Calc
Free

Master essential medication dosage calculations with this practice app. It offers realistic problems, instant feedback, and tracks your progress to build confidence for exams and clinical settings.

Realistic dosage problemsInstant grading with solutionsClinically accurate rounding
🏥 Medical
(5)
ad-supported
7
IV Dosage and Rate Calculator
IV Dosage and Rate Calculator
IV Dosage and Rate Calculator
by MediWeb LLC
$0.99

This medical reference tool helps critical care professionals quickly calculate IV medication dosages and infusion rates. It supports various critical care and anesthesia medications, including weight-based calculations, and can output rates in ml/hr or gtts/min. The app operates offline for convenient use.

Calculate IV medication dosagesCalculate infusion rates (ml/hr, gtts/min)Supports critical care medications
🏥 Medical
(6)
paid
8
MedCalX
MedCalX
MedCalX
The Medical Calculator
Free

This medical calculator app provides healthcare professionals with a comprehensive tool for complex medical formulas, scores, and classifications. It offers an extensive library of over 300 medical calculations, patient management features, and sharing capabilities.

Extensive medical formula library (300+)Patient management and data savingCustomizable workflows
🏥 Medical
(30)
free with in-app purchases
9
Infusion Calculator (WH)
Infusion Calculator (WH)
Infusion Calculator (WH)
For medical staff
$4.99

This medical app assists healthcare professionals in calculating infusion rates, total drug amounts, and infusion times. It offers flexibility by allowing users to easily change parameter units in the settings.

Calculate infusion rate by weight, drug amount, volume, and doseCalculate total drug in fluid by weight, volume, dose, and rateCalculate infusion time by volume and rate
🏥 Medical
(8)
paid
10
Med-Billing Calculator
Med-Billing Calculator
Med-Billing Calculator
Medical CPT Code Calculator
Free

This app helps outpatient medical providers estimate E&M established CPT medical codes (99212-99215 series) based on 2021 AMA guidelines. It calculates coding based on complexity or time of service for established outpatient visits.

Estimate E&M established CPT codesBased on 2021 AMA guidelinesCalculate by complexity (Medical-Decision-Making)
🏥 Medical
(1)
free
11
RxCalcPro Clinical Calculator
RxCalcPro Clinical Calculator
RxCalcPro Clinical Calculator
IV, Dosing, BSA, CrCl, Labs
Free
🏥 Medical
(0)
12
Calculator
Calculator
Calculator
by The App Tower Inc.
Free

This utility app offers a straightforward calculation experience with a vast selection of over 80 customizable themes. Personalize your calculator's appearance to suit your style while performing everyday math tasks.

Basic calculationsOver 80 themesTheme customization
🔧 Utilities
(146K)
free with in-app purchases
13
EMS Calculator
EMS Calculator
EMS Calculator
by Crystal Clear Solutions
$0.99

This medical app provides ultra-fast drug dosing calculations for pediatric and adult emergencies based on patient weight. It offers quick access to dosing ranges and specific infusion calculations, eliminating the need for extensive reference materials.

Ultra-fast drug dosingPediatric and adult calculationsWeight-based dosing ranges
🏥 Medical
(4)
paid
14
Calculator‰
Calculator‰
Calculator‰
Default Calculator
Free

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations
🔧 Utilities
(409K)
ad-supported
15
Tip Calculator Plus+
Tip Calculator Plus+
Tip Calculator Plus+
Quick & Easy Tip Calculator
Free

Easily calculate tips and split bills with friends. This app offers a swift and user-friendly solution with effortless data entry and an intuitive interface. Enjoy convenient total value rounding for a seamless experience.

Effortless data entryIntuitive user interfaceTotal value rounding
🔧 Utilities
(6.9K)
free with in-app purchases
16
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
(41)
paid
17
MedCalc
MedCalc
MedCalc
by 亭 邓
Free
🏥 Medical
(0)
18
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
19
Calculator - Calc
Calculator - Calc
Calculator - Calc
Calculator
Free
📚 Education
(0)
20
Easy Medical Calculator
Easy Medical Calculator
Easy Medical Calculator
Quick Clinical Scores
Free
🏥 Medical
(0)

FAQ about Med Calculator

What are the best med calculator apps for iPhone?
MDCalc Medical Calculator tops our med calculator apps ranking as of August 2026, with a 4.9-star average from 52K App Store ratings, and it's free to download.
Yes — 16 of the top med calculator apps we rank are free to download, including MDCalc Medical Calculator and Calculate by QxMD.
MDCalc Medical Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ med calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
MDCalc is a clinical decision support application that offers over 900 evidence-based calculators, risk scores, and clinical tools. It is designed to assist healthcare professionals in patient care at the bedside by providing quick access to validated medical information and calculations.
Key features include a vast library of over 900 clinical tools, offline functionality for use without internet, evidence-based validation for each tool, CME tracking, and smart search capabilities. It also provides expert insights and workflow support for point-of-care use.