# Differential Diagnosis \| DDx — Analysis of Symptoms & Signs

> Analysis of Symptoms & Signs (iPhone/iPad app by RER MedApps.)

- Source: https://appshunter.io/ios/app/differential-diagnosis-ddx/id6738858194 (this page in markdown: same URL + `.md`)
- Developer: [RER MedApps](https://appshunter.io/developer/1720150558)
- Category: Medical, Education
- Price: Free with in-app purchases
- Age rating: 17+
- Requires: iOS 15.0 · 71 MB
- Languages: Russian, German (Germany), French (France), Chinese (Traditional, Taiwan), American English, European Portuguese, European Spanish
- Released: 2025-01-22
- Data updated: 2026-08-24
- User reviews in markdown: https://appshunter.io/ios/app/differential-diagnosis-ddx/id6738858194/reviews.md

## What is Differential Diagnosis | DDx?

Welcome to Differential Diagnosis | DDx:
Your Comprehensive Guide to Clinical Reasoning and Diagnostic Precision!

Differential Diagnosis is your ultimate resource for mastering clinical reasoning and sharpening your diagnostic expertise. Designed for doctors, medical students, residents, and healthcare practitioners, this app provides a dynamic learning experience that empowers you to make accurate, evidence-based diagnoses.

Explore an extensive database of symptoms, signs, and conditions, meticulously curated to simulate real-world clinical scenarios. From common presentations to rare diseases, Differential Diagnosis helps you build a structured approach to identifying underlying conditions and formulating comprehensive differential lists.

Our intuitive interface enables seamless navigation through symptoms and systems, Lab tests accompanied by detailed explanations, algorithms, and key diagnostic criteria to enhance your clinical acumen.

Engage in interactive case studies to apply your knowledge and receive personalized feedback. Test yourself with complex clinical vignettes and track your progress as you refine your diagnostic skills.

Key Features:

- Comprehensive symptom-based differential diagnosis library.
- Evidence-based diagnostic algorithms and criteria.
- Targeted History Taking & Clinical Examination
- General & Specific Investigation Plans for Each Case

Whether you're a medical student building your foundation or an experienced clinician looking to stay sharp, Differential Diagnosis DDx is your trusted companion for mastering clinical diagnostics. Download now and take your diagnostic skills to the next level!

Developed by
RER MedApps

For inquiries, contact us at contact@rermedapps.com
Terms of Use: https://rermedapps.com/terms-of-use
Privacy Policy: https://rermedapps.com/privacy-policy

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Yearly | $19.99 | per year |
| Premium Monthly | $2.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Premium | $24.99 | one-time |
| Premium Lifetime | $49.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2025-01-22

No release notes.

## Apps similar to Differential Diagnosis | DDx

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Symptom to Diagnosis EB Guide](https://appshunter.io/ios/app/symptom-to-diagnosis-eb-guide/id1376491435) | 4.5 (30) | Free | Medical |
| [DDx: Differential Diagnosis](https://appshunter.io/ios/app/ddx-differential-diagnosis/id6766528227) | — | Free | Medical |
| [MedDiagnosis Medical Simulator](https://appshunter.io/ios/app/meddiagnosis-medical-simulator/id6755857252) | 4.9 (10) | Free | Medical |
| [Diagnose It: Clinical Cases](https://appshunter.io/ios/app/diagnose-it-clinical-cases/id6755348303) | 4.3 (9) | Free | Medical |
| [Guide to Diagnostic Tests](https://appshunter.io/ios/app/guide-to-diagnostic-tests/id910130424) | 4.6 (35) | Free | Medical |
| [MobileDDx™ Pocket DDx Tool](https://appshunter.io/ios/app/mobileddx-pocket-ddx-tool/id1076514957) | 4.4 (19) | Free | Medical |

## More apps by RER MedApps

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All apps by RER MedApps: https://appshunter.io/developer/1720150558

## Related topics

[diagnosis](https://appshunter.io/ios/topics/diagnosis) · [differential diagnosis](https://appshunter.io/ios/topics/differential-diagnosis) · [common differential diagnosis](https://appshunter.io/ios/topics/common-differential-diagnosis) · [ddx](https://appshunter.io/ios/topics/ddx) · [differential diagnosis guide](https://appshunter.io/ios/topics/differential-diagnosis-guide) · [diagnoses](https://appshunter.io/ios/topics/diagnoses) · [neurological differential dx](https://appshunter.io/ios/topics/neurological-differential-dx)

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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 2026-08-24.*