# Top Derm vs Bone Age Height Predictor

The clearest difference is price: Top Derm at Free against Bone Age Height Predictor's $2.99. Top Derm also leads on iOS requirement (15.0 vs 18.6). Bone Age Height Predictor's advantage is ads (none vs shown) and chart position (#193 vs unranked). On in-app purchases and device support there is nothing between them.

Top Derm is free to download; Bone Age Height Predictor costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Top Derm | Bone Age Height Predictor |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.5 (59 ratings)](https://appshunter.io/ios/app/top-derm/id1505608766/reviews)** | — |
| Number of ratings | **59** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#193** |
| Size | 248 MB | 44 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Relevate Health Group, LLC](https://appshunter.io/developer/1786280213) | [Arthur Uber](https://appshunter.io/developer/909508878) |

## What reviewers say

### Top Derm

[App page](https://appshunter.io/ios/app/top-derm/id1505608766)

This game is designed for dermatologists by dermatologists, offering a fun and challenging way to learn and identify skin disorders. It features medically accurate imagery and neuroscience-based game mechanics to enhance knowledge retention.

**Highlights:** Medically accurate derm imagery, Neuroscience-based game mechanics, Earn CME credits, Wide variety of dermatology topics, Customizable topic selection, High-resolution imagery with zoom, Personal expertise tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Bone Age Height Predictor

[App page](https://appshunter.io/ios/app/bone-age-height-predictor/id6754620451)

**Currently charting:** #193 Top Paid · Medical (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Top Derm free?

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

### Is Bone Age Height Predictor free?

Bone Age Height Predictor costs $2.99, with no in-app purchases.

### Do Top Derm or Bone Age Height Predictor have ads?

Top Derm shows ads; Bone Age Height Predictor does not.

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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.*