# Dermoscopy Two Step Algorithm vs Goodheart Skin Disorders

The clearest difference is in-app purchases: Dermoscopy Two Step Algorithm at none against Goodheart Skin Disorders's 3. Dermoscopy Two Step Algorithm also leads on ads (none vs shown) and ratings volume (10 vs 2). Goodheart Skin Disorders's advantage is rating (5.0 vs 4.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Goodheart Skin Disorders sells 3 in-app purchases, starting at $79.99 per year. Dermoscopy Two Step Algorithm asks for nothing beyond the download.

Goodheart Skin Disorders holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Dermoscopy Two Step Algorithm has 10 ratings behind it against 2, so its average is the more settled of the two.

Dermoscopy Two Step Algorithm ships an update every 5 months, Goodheart Skin Disorders every 8 months. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Dermoscopy Two Step Algorithm | Goodheart Skin Disorders |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/dermoscopy-two-step-algorithm/id731753300/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/goodheart-skin-disorders/id1253498372/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 220 MB | 46 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [Usatine & Erickson Media LLC](https://appshunter.io/developer/1466894388) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Dermoscopy Two Step Algorithm

[App page](https://appshunter.io/ios/app/dermoscopy-two-step-algorithm/id731753300)

This app guides healthcare professionals in interpreting dermoscopic patterns to identify skin lesions. It uses a series of questions and provides over 80 images and charts to aid in diagnosis. Interactive cases are included for practice.

**Highlights:** Dermoscopic pattern interpretation, Question-based diagnostic guidance, Over 80 photos and charts, 50 interactive diagnostic cases, Offline functionality, Melanocytic and non-melanocytic lesion analysis

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

**In-app purchases:** none


### Goodheart Skin Disorders

[App page](https://appshunter.io/ios/app/goodheart-skin-disorders/id1253498372)

This comprehensive photoguide offers over 900 high-quality illustrations and clear descriptions for diagnosing common pediatric and adult skin disorders. It includes new sections on darker skin tones, dermoscopy, and teledermatology, with updated information on medications and procedures. An internet connection is not required after the initial download.

**Highlights:** Over 900 high-quality illustrations, Clear distinguishing feature descriptions, Comparison of similar conditions, New pediatric section, Chapters on darker skin tones and dermoscopy, Updated medication and procedure information, Offline access

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PedAdult SkinDisorder 1Y Subof | $79.99 | per year |
| Ped Adult SkinDisorders 1Y Sub | $99.99 | per year |
| Goodheart's Photoguide to Comm | $99.99 | one-time |


## Frequently asked questions

### Is Dermoscopy Two Step Algorithm free?

Dermoscopy Two Step Algorithm is free to download, with no in-app purchases.

### Is Goodheart Skin Disorders free?

Goodheart Skin Disorders is free to download, with in-app purchases available.

### Which has better reviews, Dermoscopy Two Step Algorithm or Goodheart Skin Disorders?

Goodheart Skin Disorders is rated higher. Dermoscopy Two Step Algorithm averages 4.6 out of 5 from 10 ratings, while Goodheart Skin Disorders averages 5.0 from 2 ratings.

### Do Dermoscopy Two Step Algorithm or Goodheart Skin Disorders have ads?

Goodheart Skin Disorders shows ads; Dermoscopy Two Step Algorithm does not.

### Which is updated more often, Dermoscopy Two Step Algorithm or Goodheart Skin Disorders?

Dermoscopy Two Step Algorithm ships an update every 5 months, and Goodheart Skin Disorders every 8 months. Most recently, Dermoscopy Two Step Algorithm was updated on October 13, 2026 and Goodheart Skin Disorders on October 4, 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.*