# YOUdermoscopy vs Derm DDx

The clearest difference is rating: YOUdermoscopy at 4.6 against Derm DDx's 4.0. YOUdermoscopy also leads on in-app purchases (none vs 1) and ratings volume (41 vs 4). Derm DDx's advantage is chart position (#194 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Derm DDx sells 1 one-off in-app purchase. YOUdermoscopy asks for nothing beyond the download.

YOUdermoscopy holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: YOUdermoscopy has 41 ratings behind it against 4, so its average is the more settled of the two.

YOUdermoscopy ships an update every 3 months, Derm DDx every 5 months. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | YOUdermoscopy | Derm DDx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (41 ratings)](https://appshunter.io/ios/app/youdermoscopy/id840064705/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/derm-ddx/id6499524221/reviews) |
| Number of ratings | **41** | 4 |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#194** |
| Size | 41 MB | 10 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [MEETER congressi srl](https://appshunter.io/developer/840064708) | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) |

## What reviewers say

### YOUdermoscopy

[App page](https://appshunter.io/ios/app/youdermoscopy/id840064705)

Enhance your diagnostic skills in dermoscopy with this educational game. Progress through training levels, practice on hundreds of lesions, and connect with colleagues globally for real-time case discussions and anonymous research contributions.

**Highlights:** Dermoscopic lesion training levels, Real-time case opinion exchange, Anonymous scientific research contribution, Practice on over 700 lesions, Global community connection, Leaderboard ranking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Derm DDx

[App page](https://appshunter.io/ios/app/derm-ddx/id6499524221)

**Currently charting:** #194 Top Grossing · Medical (US App Store)

This app provides visual, point-of-care guidance for diagnosing skin disorders. It features a large database of high-resolution images, allowing users to compare variations, zoom in, and access clinical history and treatment options for over 160 dermatologic conditions.

**Highlights:** 650+ high-quality dermatology images, Guidance for 160+ dermatologic conditions, Side-by-side image variations, Zoomable high-resolution images, Clinical history and treatment options, Cross-referencing to differential diagnoses, Full text search and custom notes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dermatology DDx | $69.99 | one-time |


## Frequently asked questions

### Is YOUdermoscopy free?

YOUdermoscopy is free to download, with no in-app purchases.

### Is Derm DDx free?

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

### Which has better reviews, YOUdermoscopy or Derm DDx?

YOUdermoscopy is rated higher. YOUdermoscopy averages 4.6 out of 5 from 41 ratings, while Derm DDx averages 4.0 from 4 ratings.

### Do YOUdermoscopy or Derm DDx have ads?

Neither YOUdermoscopy nor Derm DDx shows ads.

### Which is updated more often, YOUdermoscopy or Derm DDx?

YOUdermoscopy ships an update every 3 months, and Derm DDx every 5 months. Most recently, YOUdermoscopy was updated on September 21, 2026 and Derm DDx on September 18, 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.*