# Bone Age vs Ankyras

The clearest difference is price: Ankyras at Free against Bone Age's $7.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Ankyras is free to download; Bone Age costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bone Age ships an update every 3 months, Ankyras every 2 months. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Bone Age | Ankyras |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/bone-age/id665745944/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 15 MB | 76 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Simon Chapman](https://appshunter.io/developer/629291277) | [Galgo Medical S.L.](https://appshunter.io/developer/1242415205) |

## What reviewers say

### Bone Age

[App page](https://appshunter.io/ios/app/bone-age/id665745944)

This medical app calculates bone age using the Tanner-Whitehouse method, offering TWII and TWIII references for 'RUS', 'TW20', and carpal scores directly in a clinical setting.

**Highlights:** Tanner-Whitehouse method calculation, TWII and TWIII references, RUS score calculation, TW20 score calculation, Carpal score calculation, In-clinic use

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

**In-app purchases:** none


### Ankyras

[App page](https://appshunter.io/ios/app/ankyras/id1403879635)

**In-app purchases:** none


## Frequently asked questions

### Is Bone Age free?

Bone Age costs $7.99, with no in-app purchases.

### Is Ankyras free?

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

### Do Bone Age or Ankyras have ads?

Neither Bone Age nor Ankyras shows ads.

### Which is updated more often, Bone Age or Ankyras?

Bone Age ships an update every 3 months, and Ankyras every 2 months. Most recently, Bone Age was updated on October 13, 2026 and Ankyras on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*