# DermaDuell vs TMS HERO

The clearest difference is in-app purchases: DermaDuell at none against TMS HERO's 1. DermaDuell also leads on review sentiment (50% vs 33%) and iOS requirement (13.0 vs 15.1). TMS HERO's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. TMS HERO sells 1 one-off in-app purchase. DermaDuell asks for nothing beyond the download.

DermaDuell ships an update every 4 months, TMS HERO monthly. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DermaDuell | TMS HERO |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **50.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 112 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [DocCheck AG](https://appshunter.io/developer/1785591806) | [MEDBREAKER](https://appshunter.io/developer/1480168310) |

## What reviewers say

### DermaDuell

[App page](https://appshunter.io/ios/app/dermaduell/id973158384)

Test your dermatology knowledge against colleagues in fast-paced quizzes. Earn points and achievements by answering questions across 12 categories. This app is exclusively for registered users of the Dermingo training platform.

**Highlights:** 12 dermatology, product knowledge, and customer advice categories, Over 1,500 unique questions, 5 question rounds per duel, 20-second time limit per question, 85 unlockable achievements, Earn reward points for in-app shop

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

**In-app purchases:** none


### TMS HERO

[App page](https://appshunter.io/ios/app/tms-hero/id1597580372)

Practice essential subtests for standardized tests with this app. It offers daily exercises for Schlauchfiguren, Figures learning, and Facts learning, with direct comparison to other users. The app aims to support users throughout their test preparation journey.

**Highlights:** Daily exercises for subtests, Schlauchfiguren practice, Figures learning module, Facts learning module, Direct user comparison, Test preparation support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Zugriff | $17.99 | one-time |


## Frequently asked questions

### Is DermaDuell free?

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

### Is TMS HERO free?

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

### Do DermaDuell or TMS HERO have ads?

Neither DermaDuell nor TMS HERO shows ads.

### Which is updated more often, DermaDuell or TMS HERO?

DermaDuell ships an update every 4 months, and TMS HERO monthly. Most recently, DermaDuell was updated on October 11, 2026 and TMS HERO on October 25, 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.*