# MDCalc Medical Calculator — Clinical Decision Support

> Evidence-based medical calculators and clinical decision support tools for healthcare professionals. (iPhone/iPad app by MD Aware, LLC.)

- Source: https://appshunter.io/ios/app/mdcalc-medical-calculator/id1001640662 (this page in markdown: same URL + `.md`)
- Developer: [MD Aware, LLC](https://appshunter.io/developer/1001640661)
- Category: Medical, Reference
- Price: Free
- Rating: 4.90/5 from 51,857 App Store ratings · 197 written reviews indexed
- Age rating: 17+
- Requires: iOS 15.1 · 66 MB
- Languages: American English
- Released: 2016-03-07
- Data updated: 2026-08-29
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/mdcalc-medical-calculator/id1001640662/reviews.md

## What is MDCalc Medical Calculator?

MDCalc is the leading clinical decision support app providing 900+ evidence-based calculators, risk scores, and clinical tools to support patient care at the bedside. MDCalc has been trusted by millions of clinicians since 2005.

Why Clinicians Choose MDCalc:

• Created by Physicians, for Physicians - All tools developed and validated by board-certified physicians  
• 900+ Clinical Tools - Risk scores, algorithms, dosing calculators, and more with consistent updates and new tools added regularly 
• Works Offline - Full functionality without internet connection  
• Evidence-Based - Every tool includes research validation and expert commentary  
• CME Tracking - Earn CME just by reading through the clinical content surrounding many of our tools
• Free Registration - Complete access in under 30 seconds  

Key Features:

Smart Search & Organization
• Quick search across all tools
• Customizable favorites and specialty lists
• Recently used tools for quick access
• Auto-sync between web and mobile
• Explore page for personalized suggestions

Clinical Expertise
• Expert insights from creators
• Pearls & pitfalls from specialists
• Evidence summaries with PubMed links
• Error warnings and normal value ranges

Workflow Support
• Toggle between US and SI units instantly
• Works in limited connectivity settings
• Easy to use at the point-of-care

Popular Tools Include:
• Creatinine Clearance - Cockcroft-Gault Equation
• HA2DS2-VASc Score - Atrial Fibrillation Stroke Risk
• HEART Score- Major Cardiac Events
• Wells' Criteria - Pulmonary Embolism & DVT
• MELD Score - End-Stage Liver Disease
• HAS-BLED Score - Major Bleeding Risk
• SIRS/Sepsis Criteria - Septic Shock Assessment
• Mean Arterial Pressure - Hemodynamic Monitoring


MDCalc ensures only the highest-quality, clinically relevant tools make it into the app. Each calculator undergoes rigorous evidence appraisal and validation by our network of academic and practicing physician experts.

## Key features

- 900+ evidence-based calculators
- Offline functionality
- Expert insights and commentary
- CME tracking
- Smart search and organization
- Point-of-care workflow support

## Chart rankings

- #151 in Top Free · Medical (US App Store)

## What do users think of MDCalc Medical Calculator?

Overall sentiment: positive

**Pros**

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

**Cons**

- 🐛 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)

**Commonly reported bugs**

- App crashes on launch after recent updates
- Unable to access app after mandatory login requirement
- Keyboard issues and difficulty navigating form fields

**Most requested features**

- Add support for gestures and keyboard shortcuts
- Allow users to set Favorites as the default view
- Improve compatibility with iPad and Mac devices
- Expand registration options for international users

## Recent user reviews (10 of 197)

All indexed reviews: https://appshunter.io/ios/app/mdcalc-medical-calculator/id1001640662/reviews.md

### 5/5 — Md cal medical cal

*2026-08-10, version 5.4.9*

The best advice to follow and look into

### 5/5 — Great tool

*2026-08-03, version 5.4.9*

Hospital medicine; I use MDCalc all the time

### 5/5 — Tradução

*2026-07-28*

Ótimo aplicativo só falta ter tradução para português

### 5/5 — FNP

*2026-07-06, version 5.4.9*

I rely on med calc for calculation support when treating patients and making decisions to treat those who can go either way in treatment.

### 5/5 — NP

*2026-06-25, version 5.4.9*

I’ve been using this calculator for years. It’s great!

### 5/5 — An absolute must

*2026-06-16, version 5.4.9*

This is an absolute must for all clinicians.  It adds so much depth to your evaluation and charting.

### 5/5 — Favorite medical calculator

*2026-06-01, version 5.4.9*

MDCalc is the best medical calculator available. I use it all the time working in internal medicine in the hospital.

### 5/5 — Great app

*2026-05-28*

Thank you so much

### 5/5 — Dr gowtham MD

*2026-05-10*

highly recommended for health professionals as all calculators are ready in one place and accurate

### 5/5 — Ótimo app

*2026-05-09*

Ajuda muito com as calculadoras mais frequentes da prática diária

## Frequently asked questions about MDCalc Medical Calculator

### What is MDCalc Medical Calculator?

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.

### What are the key features of MDCalc?

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.

### Is MDCalc free to use?

Yes, MDCalc offers complete access to its tools with free registration. The app does not have in-app purchases or advertisements, making it entirely free for users.

### Who is MDCalc for?

MDCalc is primarily for physicians and other clinicians who require rapid access to evidence-based medical calculators and decision support tools. It is useful for a wide range of medical specialties and for supporting patient care decisions.

### Can I use MDCalc offline?

Yes, a significant advantage of MDCalc is its full functionality even without an internet connection. This allows clinicians to access essential tools and calculators at the point-of-care, regardless of network availability.

## Version history (last 5 releases)

### 5.5.1 — 2026-08-27

What's New
We've refreshed the MDCalc app with a cleaner look, while keeping things familiar.

Also in this release:
• Improved search functionality to make it easier to find what you're looking for
• New sorting options across browsing screens for better organization
• Bug fixes and performance improvements for a smoother experience overall

Thanks for using MDCalc! Stay tuned for more updates soon!

### 5.5.0 — 2026-08-25

What's New
We've refreshed the MDCalc app with a cleaner look, while keeping things familiar.

Also in this release:
• Improved search functionality to make it easier to find what you're looking for
• New sorting options across browsing screens for better organization
• Bug fixes and performance improvements for a smoother experience overall

Thanks for using MDCalc! Stay tuned for more updates soon.

### 5.4.9 — 2026-02-02

This release includes:
• Bug fixes and performance improvements.

Thanks for using MDCalc! Stay tuned for more updates soon!

### 5.4.8 — 2025-12-24

This release includes:
• Bug fixes and performance improvements.

Thanks for using MDCalc! Stay tuned for more updates soon!

### 5.4.7 — 2025-10-21

This release includes:
• Bug fixes and performance improvements.

Thanks for using MDCalc! Stay tuned for more updates soon!

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*