# Dermatomes vs Lanthier

The clearest difference is price: Lanthier at Free against Dermatomes's $0.99. Lanthier also leads on rating (3.8 vs 3.0). Dermatomes's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 16.0). On review sentiment, ratings volume, update cadence and ads there is nothing between them.

Lanthier is free to download; Dermatomes costs $0.99 up front. Lanthier sells 2 in-app purchases, starting at $19.49 per year. Dermatomes asks for nothing beyond the download.

Lanthier holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews complicate that: 64% of Dermatomes's written reviews are positive against 62% of Lanthier's, so the app with the better star average is not the one people write more warmly about.

Dermatomes ships an update every 6 weeks, Lanthier every 2 months. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Dermatomes | Lanthier |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/dermatomes/id371093098/reviews) | **[3.8 (5 ratings)](https://appshunter.io/ios/app/lanthier/id701664895/reviews)** |
| Number of ratings | 4 | **5** |
| Positive reviews | **63.9% of reviews** | 61.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | **Paid** | Subscription |
| Size | 17 MB | 70 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Codev Ltd](https://appshunter.io/developer/341774650) | [Les Éditions Formed inc.](https://appshunter.io/developer/442932971) |

## What reviewers say

### Dermatomes

[App page](https://appshunter.io/ios/app/dermatomes/id371093098)

This app offers a detailed, zoomable map of spinal nerve roots and their corresponding skin sensation areas. It includes charts of important landmarks and is designed for medical professionals and students as a quick reference for neuroanatomy.

**Highlights:** Zoomable dermatome map, Anterior and posterior views, Cutaneous nerve distribution, Reference chart of landmarks, Pinch-to-zoom functionality

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

**In-app purchases:** none


### Lanthier

[App page](https://appshunter.io/ios/app/lanthier/id701664895)

Access up-to-date internal medicine information and guidelines quickly and efficiently. This app offers a fast search function, intuitive menus, and direct links to PubMed references. It's designed for physicians, residents, and medical students to use at the bedside.

**Highlights:** Concise bedside information, Advanced search function, Intuitive menus, Direct links to PubMed, Personal note-taking, Cross-device synchronization

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lanthier - current users | $19.49 | per year |
| Lanthier - new users | $19.49 | per year |


## Frequently asked questions

### Is Dermatomes free?

Dermatomes costs $0.99, with no in-app purchases.

### Is Lanthier free?

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

### Which has better reviews, Dermatomes or Lanthier?

Lanthier is rated higher. Dermatomes averages 3.0 out of 5 from 4 ratings, while Lanthier averages 3.8 from 5 ratings.

### Do Dermatomes or Lanthier have ads?

Neither Dermatomes nor Lanthier shows ads.

### Which is updated more often, Dermatomes or Lanthier?

Dermatomes ships an update every 6 weeks, and Lanthier every 2 months. Most recently, Dermatomes was updated on October 11, 2026 and Lanthier on October 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.*