# Barnhill's Derm. Challenge vs Dermap

The clearest difference is price: Dermap at Free against Barnhill's Derm. Challenge's $99.99. Dermap also leads on update cadence (monthly vs every 3 months). Barnhill's Derm. Challenge's advantage is iOS requirement (10.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Dermap is free to download; Barnhill's Derm. Challenge costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Barnhill's Derm. Challenge ships an update every 3 months, Dermap monthly. The most recent releases landed on September 27, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Barnhill's Derm. Challenge | Dermap |
| --- | --- | --- |
| Price | $99.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 559 MB | 128 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Usatine & Erickson Media LLC](https://appshunter.io/developer/1466894388) | [SPECLIPSE, Inc](https://appshunter.io/developer/1650524279) |

## What reviewers say

### Barnhill's Derm. Challenge

[App page](https://appshunter.io/ios/app/barnhills-derm-challenge/id1262836993)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dermap

[App page](https://appshunter.io/ios/app/dermap/id1673650340)

**In-app purchases:** none


## Frequently asked questions

### Is Barnhill's Derm. Challenge free?

Barnhill's Derm. Challenge costs $99.99, with no in-app purchases.

### Is Dermap free?

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

### Do Barnhill's Derm. Challenge or Dermap have ads?

Neither Barnhill's Derm. Challenge nor Dermap shows ads.

### Which is updated more often, Barnhill's Derm. Challenge or Dermap?

Barnhill's Derm. Challenge ships an update every 3 months, and Dermap monthly. Most recently, Barnhill's Derm. Challenge was updated on September 27, 2026 and Dermap on September 14, 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.*