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Best Medical Diagnosis Reference Apps

184+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Every iPhone needs a few good medical diagnosis reference apps. We benchmark 184+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Medical Diagnosis Reference

ICD10 Consult#1

ICD10 Consult by Evan Schoenberg

Smart, quick medical coding
Editor's Choice
🏥 Medical
4.8😊(14K ratings)
FreeAdsIn-App Purchases
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Access a comprehensive and current ICD-10-CM medical coding resource with flexible, natural language search. This app simplifies coding by understanding synonyms, acronyms, and variations in terminology, and allows for custom notes and quick access to frequently used codes.

What We Love

  • 👍 Easy to use
  • 🚀 Efficient search and lookup
  • 📚 Comprehensive ICD-10 code database
  • 🕰️ Time-saving for medical professionals

Room to Improve

  • 🔍 Lack of code descriptions in recent updates
  • 💸 Expensive subscription model
  • 📢 Disruptive ads in paid version
Prognosis: Your Diagnosis#2

Prognosis: Your Diagnosis by Medical Joyworks LLC

Improve your diagnosis skills
Strong Contender
🏥 Medical
4.8😊(2.9K ratings)
FreeAds
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Enhance your diagnostic and management skills with interactive clinical cases. Access facts and explanations to understand the rationale behind diagnoses and treatments. New cases are added weekly, reflecting current medical trends.

What We Love

  • 🚀 Super Amazing Awesome!
  • 👍 Great learning app
  • 👍 Excellent scenarios
  • 👍 Actually Fun

Room to Improve

  • 🐛 Contenido en español
  • 🐛 Mécontent
  • 🐛 Down loading problem
Skyscape Medical Library#3

Skyscape Medical Library by Skyscape Medpresso Inc

350+ Medical Resources & Tools
Worth Considering
🏥 Medical
4.8😊(2.9K ratings)
FreeAdsIn-App Purchases
Skyscape Medical Library screenshot 1
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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.

What We Love

  • 👍 Excellent app
  • 🚀 All the books and definitions you need
  • 👍 Best med app
  • 🚀 Nice bundle

Room to Improve

  • 🐛 This app is basically an app to let you know about other apps. There is no real medical information on this app.
  • 🐛 I thought I was getting an actual copy of the handbook Williams Hematology but this seems nothing like that.
  • 🐛 Error while creating account

More Medical Diagnosis Reference apps to explore

4
Quick Diagnosis & Treatment
Quick Diagnosis & Treatment
Quick Diagnosis & Treatment
Medical reference
$9.99

Access evidence-based medical diagnosis and treatment information quickly. This app provides streamlined, alphabetically arranged reference for hospital and outpatient settings, updated periodically for accuracy.

Evidence-based diagnosis and treatmentAlphabetically arranged referenceAuthoritative content from CMDT
🏥 Medical
(297)
paid
5
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
6
MediSearch AI
MediSearch AI
MediSearch AI
Medical AI
Free

This app provides direct answers to medical questions, drawing from scientific research and medical publications. It simplifies complex medical jargon into easy-to-understand language, offering instant access to health information in multiple languages. Always consult a medical professional for health decisions.

AI-powered medical answersScientific reference-based informationSimplified medical jargon
🏥 Medical
(150)
free with in-app purchases
7
VisualDx
VisualDx
VisualDx
Medical images & differentials
Free

This visual reference tool aids medical professionals in improving patient engagement and diagnostic accuracy. It utilizes AI and a vast image atlas to help build custom differentials, share patient-specific images, and access comprehensive diagnostic information. Earn continuing education credits while making better medical decisions.

Build custom differentialsEngage patients with visual aidsImprove diagnostic accuracy
🏥 Medical
(183)
subscription
8
5 Minute Clinical Consult
5 Minute Clinical Consult
5 Minute Clinical Consult
2026 Edition w/ Bonus Features
Free

This app provides quick access to diagnostic and treatment information for over 1,000 medical conditions. It includes bonus content like pediatric diseases and differential diagnoses, with offline access and advanced search capabilities.

Diagnose and treat 1,000+ medical conditionsOffline accessDifferential diagnosis tool
🏥 Medical
(3.1K)
subscription
9
AMBOSS Medical Knowledge
AMBOSS Medical Knowledge
AMBOSS Medical Knowledge
For study & clinical decisions
Free

This app provides quick, reliable answers for medical professionals and students. It offers offline access to clinical information, diagnostic image interpretation, and patient care tools. Prepare for exams with high-yield content and integrate with flashcards for enhanced learning.

Offline clinical knowledge accessDiagnostic image interpretationPatient care tools (flowcharts, checklists, calculators)
🏥 Medical
(13K)
free with in-app purchases
10
Diagnosaurus® DDx
Diagnosaurus® DDx
Diagnosaurus® DDx
Best-selling DDx app worldwide
Free

This medical reference tool assists healthcare professionals in performing differential diagnoses quickly and confidently. It offers a searchable database of over 1,000 diagnoses, cross-referenced for related conditions, and allows users to save favorite entries and make custom notes.

Over 1,000 differential diagnosesSearch by organ system, symptom, or diseaseSee Related DDx feature
🏥 Medical
(2.4K)
free with in-app purchases
11
Nursing Diagnosis Reference
Nursing Diagnosis Reference
Nursing Diagnosis Reference
Develop Nursing Care Plans
Free

This medical reference app provides evidence-based nursing diagnoses, interventions, and rationales for various clinical scenarios. It's designed for students and practicing nurses to streamline care planning and improve patient outcomes with up-to-date NANDA-I classifications.

Evidence-based diagnosesInterventions and rationalesUpdated NANDA-I classifications
🏥 Medical
(27)
free with in-app purchases
12
Nurse's Pocket Guide-Diagnosis
Nurse's Pocket Guide-Diagnosis
Nurse's Pocket Guide-Diagnosis
Nursing Diagnosis, Care Plans
Free

This app assists nurses in creating accurate nursing diagnoses and care plans. It provides detailed information for over 400 medical conditions, including definitions, interventions, and documentation guidelines. Users can also search by patient symptom to find related diagnoses.

400+ medical conditions with nursing diagnosesNCSBN Clinical Judgment Measurement Model updatesNANDA-I and ICNP diagnoses
🏥 Medical
(175)
free with in-app purchases
13
Dr.Oracle AI Medical Assistant
Dr.Oracle AI Medical Assistant
Dr.Oracle AI Medical Assistant
Medical Guidelines & Research
Free

This AI-powered medical assistant provides evidence-based answers to clinical questions, citing official guidelines, research, and case reports. It's designed to support medical professionals and students with up-to-date information and analysis.

Evidence-based medical answersCited from official guidelines and researchContinuously updated information
📚 Education
(979)
free with in-app purchases
14
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
15
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
16
Medical Lab Tests
Medical Lab Tests
Medical Lab Tests
Lab Values Reference Guide
Free

This app provides instant access to reference ranges, clinical significance, and interpretations for a wide array of laboratory tests. Designed for healthcare professionals and students, it offers detailed information on over 17 categories of lab tests, working offline for convenient use in clinical settings.

Instant lab test lookup17+ lab test categoriesReference ranges (SI & US units)
🏥 Medical
(1.1K)
free with in-app purchases
17
DSM-5-TR® Diagnosis Handbook
DSM-5-TR® Diagnosis Handbook
DSM-5-TR® Diagnosis Handbook
Differential DDx Text Revision
Free

This app assists clinicians in making accurate psychiatric diagnoses using the latest DSM-5-TR® classifications. It features interactive decision trees and algorithms to guide users through a 6-step diagnostic process, offering differential diagnoses and detailed condition entries.

Interactive decision trees for diagnosisReview selected diagnostic pathsAlgorithms for enhanced assessment
🏥 Medical
(1.5K)
free with in-app purchases
18
Merck Manual Professional
Merck Manual Professional
Merck Manual Professional
by Merck & Co Inc
Free

This medical reference app offers healthcare practitioners and students clear, practical explanations for thousands of conditions across major medical and surgical specialties. It includes photos, illustrations, instructional videos, drug information, quizzes, and case simulations to stay updated with the latest clinical information.

Thousands of medical topicsPhotos and illustrationsInstructional 'How to' videos
🏥 Medical
(1K)
free
19
Ada - your health portal
Ada - your health portal
Ada - your health portal
Access health assessment
Free

Access a 24/7 symptom checker to understand potential health concerns. Answer simple questions and receive a personalized assessment report with possible causes and next steps. This app connects to a CE-marked medical device for smart health insights.

24/7 symptom checkerAI-powered assessmentPersonalized health reports
🏥 Medical
(11K)
free with in-app purchases
20
WebMD: Symptom Checker
WebMD: Symptom Checker
WebMD: Symptom Checker
Med Reminders, Doctor Finder
Free

This app helps you check symptoms, get medication reminders, and find doctors. It also offers prescription savings and information on conditions and drugs.

Symptom CheckerMedication RemindersPrescription Savings
🏥 Medical
(135K)
free with in-app purchases

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