# Derm Calculator vs RGH DOC

The clearest difference is iOS requirement: Derm Calculator at 12.0 against RGH DOC's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Derm Calculator ships an update every 6 months, RGH DOC every 3 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Derm Calculator | RGH DOC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/derm-calculator/id6444107895/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 58 MB | 92 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [RISETECH (PRIVATE) LIMITED](https://appshunter.io/developer/1611879875) | [RUBY GENERAL HOSPITAL PRIVATE LIMITED](https://appshunter.io/developer/1814535079) |

## What reviewers say

### Derm Calculator

[App page](https://appshunter.io/ios/app/derm-calculator/id6444107895)

This app consolidates dermatology clinical and research scoring systems for easy access. It serves as a reference tool for medical professionals and researchers in the field of dermatology.

**Highlights:** Comprehensive scoring systems, Clinical reference, Research tool, Dermatology focus

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

**In-app purchases:** none


### RGH DOC

[App page](https://appshunter.io/ios/app/rgh-doc/id6757305047)

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

**In-app purchases:** none


## Frequently asked questions

### Is Derm Calculator free?

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

### Is RGH DOC free?

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

### Do Derm Calculator or RGH DOC have ads?

Neither Derm Calculator nor RGH DOC shows ads.

### Which is updated more often, Derm Calculator or RGH DOC?

Derm Calculator ships an update every 6 months, and RGH DOC every 3 months. Most recently, Derm Calculator was updated on November 3, 2026 and RGH DOC on October 31, 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.*