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Best Differential Diagnosis Guide Apps

176+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Whether you're new to differential diagnosis guide or looking for an upgrade, our curated collection of 176+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Differential Diagnosis Guide

Diagnosaurus® DDx#1

Diagnosaurus® DDx by Unbound Medicine, Inc.

Best-selling DDx app worldwide
Editor's Choice
🏥 Medical
4.8😐(2.4K ratings)
FreeAdsIn-App Purchases
Diagnosaurus® DDx screenshot 1
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Diagnosaurus® DDx screenshot 6

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.

What We Love

  • 👍 User-friendly interface
  • 🚀 Quick access to differential diagnoses
  • 💡 Helpful for building differential diagnoses
  • 👍 Comprehensive coverage of conditions

Room to Improve

  • 🐛 Lack of in-depth information
  • 🐛 Incomplete differential diagnoses
  • 🐛 Lack of links to explain conditions
DSM-5-TR® Diagnosis Handbook#2

DSM-5-TR® Diagnosis Handbook by Unbound Medicine, Inc.

Differential DDx Text Revision
Strong Contender
🏥 Medical
4.6😞(1.5K ratings)
FreeAdsIn-App Purchases
DSM-5-TR® Diagnosis Handbook screenshot 1
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DSM-5-TR® Diagnosis Handbook screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Quick lookup
  • 💡 Helpful decision trees
  • 🙌 Great app for therapists

Room to Improve

  • 🐛 Spelling errors
  • ⚠️ Lacks full diagnostic criteria
  • 💰 Overpriced for the content
Differential Diagnosis Guide#3

Differential Diagnosis Guide by RADIOLOGiQ, LLC

Thoracic Radiology
Worth Considering
🏥 Medical
4.5(22 ratings)
Free
Differential Diagnosis Guide screenshot 1
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This app helps medical professionals and students review differential diagnoses for chest CT findings. It offers a powerful search tool and curated lists to explore diseases and their common imaging presentations, complete with over 100 CT images.

More Differential Diagnosis Guide apps to explore

4
Differential Diagnosis | DDx
Differential Diagnosis | DDx
Differential Diagnosis | DDx
Analysis of Symptoms & Signs
Free
🏥 Medical
(0)
5
Prognosis: Your Diagnosis
Prognosis: Your Diagnosis
Prognosis: Your Diagnosis
Improve your diagnosis skills
Free

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.

Interactive clinical casesDiagnostic and management rationaleSuccinct explanations
🏥 Medical
(2.9K)
ad-supported
6
Symptom to Diagnosis EB Guide
Symptom to Diagnosis EB Guide
Symptom to Diagnosis EB Guide
Evidence Based Medicine + DDx
Free

This medical app uses a case-based approach to teach internal medicine diagnosis. It guides users through evaluating, diagnosing, and treating patients based on clinical complaints, with updated research and new diagnostic tools.

Case-based learningEvidence-based diagnosisDifferential diagnosis tables
🏥 Medical
(29)
free with in-app purchases
7
ICD10 Consult
ICD10 Consult
ICD10 Consult
Smart, quick medical coding
Free

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.

Flexible, natural language searchCustomizable code notesCross-referenced acronyms and synonyms
🏥 Medical
(14K)
ad-supported
8
Bates' Pocket Guide
Bates' Pocket Guide
Bates' Pocket Guide
Physical Exam & History Taking
Free

This app provides essential information for obtaining health histories and conducting physical exams. It features step-by-step techniques, updated images, and differential diagnoses for quick and accurate interpretation of findings. Ideal for students and professionals needing a fast reference.

Over 130 detailed topicsStep-by-step instructionsUpdated photographs and illustrations
🏥 Medical
(295)
free with in-app purchases
9
Common Differential Diagnosis
Common Differential Diagnosis
Common Differential Diagnosis
by Mohammed Musa
Free

This app offers medical professionals a quick reference for common symptoms and their potential differential diagnoses. It covers a wide range of conditions across various medical specialties, allowing users to explore symptoms or diseases.

Symptom-to-disease mappingDisease-to-symptom mappingCovers ~180 conditions
🏥 Medical
(2)
free
10
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
11
Johns Hopkins Antibiotic Guide
Johns Hopkins Antibiotic Guide
Johns Hopkins Antibiotic Guide
ABX, HIV, Psych, Diabetes
Free

Access evidence-based medical guidance for antibiotics, HIV, psychiatry, and diabetes. Features expert analysis, drug listings, disease topics, and patient education materials. Includes monthly updates and enhanced search functionality.

Evidence-based recommendationsAntimicrobial drug listingsPsychiatric medicine guidance
🏥 Medical
(3.7K)
free with in-app purchases
12
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
13
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
14
CURRENT Med Diag & Treatment
CURRENT Med Diag & Treatment
CURRENT Med Diag & Treatment
Guide to Internal Medicine
Free

This app provides a comprehensive guide to adult internal medicine, offering practical diagnostic and treatment information. It covers over 1,000 diseases, drug tables, and clinical updates, with a focus on evidence-based practices. Offline access and smart search functionality enhance usability for medical professionals.

Coverage of over 1,000 diseases and disordersQuick-access drug treatment tablesDiagnostic and treatment algorithms
🏥 Medical
(107)
free with in-app purchases
15
STATworkUP® DDx Clinical Guide
STATworkUP® DDx Clinical Guide
STATworkUP® DDx Clinical Guide
Medical Differential Diagnosis
$29.99
$34.99 | 14% OFF

This medical reference app aids healthcare professionals and students in differential diagnosis and treatment decisions. It correlates symptoms, tests, and conditions to help avoid errors and improve patient care. Features include evidence-based facts, practice guidelines, and rapid access to information for thousands of medical terms.

Differential diagnostic toolsPractice guidelinesEvidence-based facts
🏥 Medical
(10)
paid
16
Guide to Diagnostic Tests
Guide to Diagnostic Tests
Guide to Diagnostic Tests
Evidence-based recommendations
Free

Access evidence-based information on over 450 diagnostic tests, including lab work, imaging, and therapeutic monitoring. This resource helps healthcare professionals quickly find answers to common questions about test selection, interpretation, and patient preparation.

450+ diagnostic testsEvidence-based recommendationsAlgorithms, tables, and charts
🏥 Medical
(35)
free with in-app purchases
17
Neurology Pro - A DDx App
Neurology Pro - A DDx App
Neurology Pro - A DDx App
Symptom+MRI-> DDx + References
Free

This app assists healthcare professionals in generating differential diagnoses for neurological conditions. It offers a vast symptom database, links to medical references, and works offline for most features. Designed for specialists and students, it aids in clinical decision-making.

Instant differential diagnosis generationLinks to PubMed and journal referencesOver 800 symptoms, signs, and lab/imaging attributes
📚 Education
(4)
subscription
18
Tintinalli's Emergency Med Man
Tintinalli's Emergency Med Man
Tintinalli's Emergency Med Man
# 1 Emergency Medicine Manual
Free

This portable manual provides clinically relevant emergency medicine content from a leading global text. It covers adult and pediatric emergency care with concise chapters on diagnosis, management, and disposition, enhanced by global contributors and rich visuals. Unlock full content with an in-app purchase for continuous updates.

Portable emergency medicine manualCovers adult and pediatric populationsConcise chapters on diagnosis and management
🏥 Medical
(91)
free with in-app purchases
19
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
20
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