# Dermathèque vs Green Agent

The clearest difference is in-app purchases: Dermathèque at none against Green Agent's 1. Green Agent's advantage is update cadence (fortnightly vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Green Agent sells 1 in-app purchase, starting at $29.99 per year. Dermathèque asks for nothing beyond the download.

Dermathèque ships an update every 5 months, Green Agent fortnightly. The most recent releases landed on September 26, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Dermathèque | Green Agent |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 58 MB | 51 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SFDermatologie](https://appshunter.io/developer/1597352368) | [QA FACTORY](https://appshunter.io/developer/1853039549) |

## What reviewers say

### Dermathèque

[App page](https://appshunter.io/ios/app/dermatheque/id6736906793)

Learn dermatology at your own pace with a vast collection of clinical cases. This free, ad-free tool offers scientifically validated content reviewed by experts, perfect for medical students and professionals to hone their diagnostic skills.

**Highlights:** Thousands of clinical cases, Thematic and difficulty-based organization, Scientifically validated content, Personalized training algorithm, Ad-free and free to use, Collaborative platform

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

**In-app purchases:** none


### Green Agent

[App page](https://appshunter.io/ios/app/green-agent/id6755307340)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Green Agent Premium | $29.99 | per year |


## Frequently asked questions

### Is Dermathèque free?

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

### Is Green Agent free?

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

### Do Dermathèque or Green Agent have ads?

Neither Dermathèque nor Green Agent shows ads.

### Which is updated more often, Dermathèque or Green Agent?

Dermathèque ships an update every 5 months, and Green Agent fortnightly. Most recently, Dermathèque was updated on September 26, 2026 and Green Agent on September 11, 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.*