Best Differential Diagnosis Guide Apps

250+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated September 2026

Whether you're new to differential diagnosis guide or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Differential Diagnosis Guide Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Differential Diagnosis GuideDifferential Diagnosis GuideFree4.5★ (22)NoNoMay 2026
2Diagnosaurus® DDxDiagnosaurus® DDxFree4.8★ (2.5K)NoYesSep 2026
3DSM-5-TR® Diagnosis HandbookDSM-5-TR® Diagnosis HandbookFree4.6★ (1.6K)NoYesSep 2026
4Symptom to Diagnosis EB GuideSymptom to Diagnosis EB GuideFree4.5★ (30)YesYesSep 2026
5Differential Diagnosis | DDxDifferential Diagnosis | DDxFreeNoYesSep 2026
6Bates' Pocket GuideBates' Pocket GuideFree4.8★ (300)NoYesSep 2026
7Prognosis: Your DiagnosisPrognosis: Your DiagnosisFree4.8★ (2.9K)YesNoSep 2026
8Symptom to Diagnosis 4/ESymptom to Diagnosis 4/E$49.99NoNoMay 2026

Top Picks for Differential Diagnosis Guide

Diagnosaurus® DDx#2

Diagnosaurus® DDx by Unbound Medicine, Inc.

Best-selling DDx app worldwide
Strong Contender
🏥 Medical
4.8😐(2.5K ratings)
FreeIn-App Purchases
Diagnosaurus® DDx screenshot 1
Diagnosaurus® DDx screenshot 2
Diagnosaurus® DDx screenshot 3
Diagnosaurus® DDx screenshot 4
Diagnosaurus® DDx screenshot 5
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
  • 👍 Useful for medical students and practitioners

Room to Improve

  • 🐛 Lack of in-depth information
  • 🐛 Incomplete differential diagnoses
  • 🐛 Lack of links to explain conditions
  • 🐛 Requires in-app purchase to access full content
  • 🐛 Unreliable update mechanism
DSM-5-TR® Diagnosis Handbook#3

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

Differential DDx Text Revision
Worth Considering
🏥 Medical
4.6😞(1.6K ratings)
FreeIn-App Purchases
#67in Medical
DSM-5-TR® Diagnosis Handbook screenshot 1
DSM-5-TR® Diagnosis Handbook screenshot 2
DSM-5-TR® Diagnosis Handbook screenshot 3
DSM-5-TR® Diagnosis Handbook screenshot 4
DSM-5-TR® Diagnosis Handbook screenshot 5
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
  • 🤔 Misleading or incomplete information

More Differential Diagnosis Guide apps to explore

FAQ about Differential Diagnosis Guide

What are the best differential diagnosis guide apps for iPhone?
Differential Diagnosis Guide tops our differential diagnosis guide apps ranking as of September 2026, with a 4.5-star average from 22 App Store ratings, and it's free to download.
Yes — 17 of the top differential diagnosis guide apps we rank are free to download, including Differential Diagnosis Guide and Diagnosaurus® DDx.
Differential Diagnosis Guide has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ differential diagnosis guide apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Differential Diagnosis Guide is a free medical reference app designed to help users review differential diagnoses for chest CT findings and discover common CT imaging presentations associated with various diseases. It provides curated lists and a search tool for efficient learning.
This app is an invaluable resource for radiologists, residents, fellows, and medical students who need to study or review thoracic radiology.