# VisualDx vs DermAssist

The clearest difference is price: VisualDx at Free against DermAssist's $4.99. VisualDx also leads on chart position (#14 vs unranked). DermAssist's advantage is in-app purchases (none vs 11) and iOS requirement (13.4 vs 16.4). On update cadence, ads and device support there is nothing between them.

VisualDx is free to download; DermAssist costs $4.99 up front. VisualDx sells 11 in-app purchases, starting at $39.99 per month. DermAssist asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | VisualDx | DermAssist |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.4 (186 ratings)](https://appshunter.io/ios/app/visualdx/id348177521/reviews)** | — |
| Number of ratings | **186** | — |
| Positive reviews | 84.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Subscription | — |
| Best chart rank | **#14** | — |
| Size | 220 MB | 18 MB |
| Requires iOS | 16.4 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Logical Images](https://appshunter.io/developer/348177524) | [Keaton Benning, LLC](https://appshunter.io/developer/1692217678) |

## What reviewers say

### VisualDx

[App page](https://appshunter.io/ios/app/visualdx/id348177521)

**Currently charting:** #14 Top Grossing · Medical (US App Store)

This visual reference tool aids medical professionals in improving patient engagement and diagnostic accuracy. It utilizes AI and a vast image atlas to help build custom differentials, share patient-specific images, and access comprehensive diagnostic information. Earn continuing education credits while making better medical decisions.

**Highlights:** Build custom differentials, Engage patients with visual aids, Improve diagnostic accuracy, Access therapy and test options, Recognize infectious diseases, Earn CME credits

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete (1 Month) | $39.99 | per month |
| VisualDx Core Monthly | $39.99 | per month |
| Complete+DermExpert (1 Month) | $49.99 | per month |
| VisualDx Elite Monthly | $49.99 | per month |
| Add DermExpert (1 Year) | $99.99 | per year |
| Complete (1 Year) | $149.99 | per year |
| VisualDx Core Annual | $249.99 | per year |
| VisualDx Elite Annual | $299.99 | per year |
| Complete+DermExpert (1 Year) | $499.99 | per year |
| Add DermExpert (1 yr) | $99.99 | one-time |
| Complete (1 yr) | $399.99 | one-time |

**What reviewers like**

- 📸 Excellent clinical images and kodachromes
- 👍 User-friendly interface and easy navigation
- 🎓 Comprehensive differential diagnosis tool
- 📚 Detailed disease summaries and treatment information
- 🌍 Inclusive representation of skin of color

**What reviewers complain about**

- 💰 Expensive subscription cost
- ❌ Difficult subscription cancellation process
- 🐛 App crashes and performance issues
- 📱 Quiz feature laggy and unreliable
- 😤 Poor customer service responsiveness

**Reported bugs**

- App crashes when using quiz feature
- CME credit claiming functionality fails
- Subscription cancellation not processed
- Renewal charges despite cancellation requests
- Quiz unable to load properly

**Requested features**

- Make app free again (previously free)
- Simplify subscription cancellation in-app
- Improve quiz functionality for mobile
- Add quiz feature to desktop version
- Expand patient information handouts


### DermAssist

[App page](https://appshunter.io/ios/app/dermassist/id6450188116)

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

**In-app purchases:** none


## Frequently asked questions

### Is VisualDx free?

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

### Is DermAssist free?

DermAssist costs $4.99, with no in-app purchases.

### Do VisualDx or DermAssist have ads?

Neither VisualDx nor DermAssist shows ads.

### Which is updated more often, VisualDx or DermAssist?

VisualDx ships an update fortnightly, and DermAssist fortnightly. Most recently, VisualDx was updated on October 16, 2026 and DermAssist on October 6, 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.*