# STATworkUP® DDx Clinical Guide vs Diagnosaurus® DDx

The clearest difference is price: Diagnosaurus® DDx at Free against STATworkUP® DDx Clinical Guide's $24.99. Diagnosaurus® DDx also leads on ratings volume (2.5K vs 12) and rating (4.8 vs 4.6). STATworkUP® DDx Clinical Guide's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 10 months). On ads and device support there is nothing between them.

Diagnosaurus® DDx is free to download; STATworkUP® DDx Clinical Guide costs $24.99 up front. Diagnosaurus® DDx sells 1 one-off in-app purchase. STATworkUP® DDx Clinical Guide asks for nothing beyond the download.

Diagnosaurus® DDx holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Diagnosaurus® DDx has 2.5K ratings behind it against 12, so its average is the more settled of the two. Written reviews complicate that: 69% of STATworkUP® DDx Clinical Guide's written reviews are positive against 53% of Diagnosaurus® DDx's, so the app with the better star average is not the one people write more warmly about.

STATworkUP® DDx Clinical Guide ships an update fortnightly, Diagnosaurus® DDx every 10 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | STATworkUP® DDx Clinical Guide | Diagnosaurus® DDx |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/statworkup-ddx-clinical-guide/id349985116/reviews) | **[4.8 (2.5K ratings)](https://appshunter.io/ios/app/diagnosaurus-ddx/id833728910/reviews)** |
| Number of ratings | 12 | **2.5K** |
| Positive reviews | **68.8% of reviews** | 53.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 10 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 25 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [IATROCOM](https://appshunter.io/developer/349985119) | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) |

## What reviewers say

### STATworkUP® DDx Clinical Guide

[App page](https://appshunter.io/ios/app/statworkup-ddx-clinical-guide/id349985116)

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.

**Highlights:** Differential diagnostic tools, Practice guidelines, Evidence-based facts, Correlates findings, tests, and disorders, Voice activation search, Web-enabled links

**In-app purchases:** none


### Diagnosaurus® DDx

[App page](https://appshunter.io/ios/app/diagnosaurus-ddx/id833728910)

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.

**Highlights:** Over 1,000 differential diagnoses, Search by organ system, symptom, or disease, See Related DDx feature, Save favorite entries, Highlight and make custom notes, Universal Index Search

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diagnosaurus DDx | $4.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Quick access to differential diagnoses
- 💡 Helpful for building differential diagnoses
- 👍 Comprehensive coverage of conditions
- 👍 Useful for medical students and practitioners

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- Subscription issues and inability to restore purchases
- Blank pages and non-functional content
- Compatibility issues with newer iOS versions

**Requested features**

- Add ability to edit or add custom differential diagnoses
- Improve search functionality and navigation
- Provide more detailed information on conditions
- Integrate with other medical resources and databases
- Improve support for older devices and iOS versions


## Frequently asked questions

### Is STATworkUP® DDx Clinical Guide free?

STATworkUP® DDx Clinical Guide costs $24.99, with no in-app purchases.

### Is Diagnosaurus® DDx free?

Diagnosaurus® DDx is free to download, with in-app purchases available.

### Which has better reviews, STATworkUP® DDx Clinical Guide or Diagnosaurus® DDx?

Diagnosaurus® DDx is rated higher. STATworkUP® DDx Clinical Guide averages 4.6 out of 5 from 12 ratings, while Diagnosaurus® DDx averages 4.8 from 2.5K ratings.

### Do STATworkUP® DDx Clinical Guide or Diagnosaurus® DDx have ads?

Neither STATworkUP® DDx Clinical Guide nor Diagnosaurus® DDx shows ads.

### Which is updated more often, STATworkUP® DDx Clinical Guide or Diagnosaurus® DDx?

STATworkUP® DDx Clinical Guide ships an update fortnightly, and Diagnosaurus® DDx every 10 months. Most recently, STATworkUP® DDx Clinical Guide was updated on November 1, 2026 and Diagnosaurus® DDx on November 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*