# Skeleton 3D Anatomy vs BoSTT

The clearest difference is review sentiment: BoSTT at 100% against Skeleton 3D Anatomy's 57%. BoSTT also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 8). Skeleton 3D Anatomy's advantage is ratings volume (337 vs 3) and chart position (#133 vs unranked). On price, update cadence, monetization model and device support there is nothing between them.

Both are free to download. Skeleton 3D Anatomy sells 8 in-app purchases, starting at $2.99 per 7 days. BoSTT asks for nothing beyond the download.

BoSTT holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Skeleton 3D Anatomy has 337 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 57% of Skeleton 3D Anatomy's written reviews are positive against 100% of BoSTT's.

Skeleton 3D Anatomy ships an update every 6 months, BoSTT every 7 months. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Skeleton 3D Anatomy | BoSTT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (337 ratings)](https://appshunter.io/ios/app/skeleton-3d-anatomy/id945084007/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bostt/id995198514/reviews)** |
| Number of ratings | **337** | 3 |
| Positive reviews | 56.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | Free | Free |
| Best chart rank | **#133** | — |
| Size | 454 MB | 40 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Catfish Animation Studio](https://appshunter.io/developer/548684241) | [Royal National Orthopaedic Hospital](https://appshunter.io/developer/995198513) |

## What reviewers say

### Skeleton 3D Anatomy

[App page](https://appshunter.io/ios/app/skeleton-3d-anatomy/id945084007)

**Currently charting:** #133 Top Grossing · Medical (US App Store)

Explore a highly detailed 3D model of the human skeleton. Rotate, zoom, and select individual bones to learn their anatomical terms in multiple languages. This tool is ideal for medical students and professionals seeking an in-depth understanding of skeletal anatomy.

**Highlights:** Detailed 3D skeletal models, Rotate and zoom functionality, Interactive anatomical term identification, Multi-language support (12 languages), Bone hiding and region division, Search function for anatomical parts

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Weekly premium | $4.99 | per 7 days |
| Weekly premium | $4.99 | per 7 days |
| Yearly premium | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| Yearly premium | $49.99 | per year |
| Yearly premium | $49.99 | per year |


### BoSTT

[App page](https://appshunter.io/ios/app/bostt/id995198514)

Access a comprehensive library of bone and soft tissue tumor case studies from leading experts. Explore clinical histories, radiology, pathology, diagnoses, and treatment plans. Ideal for healthcare professionals and medical students seeking to expand their knowledge in musculoskeletal oncology.

**Highlights:** Musculoskeletal tumor case studies, Clinical history details, High-resolution radiology and pathology images, Diagnosis and treatment information, Learning points for each case, Expert-provided content

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Skeleton 3D Anatomy free?

Skeleton 3D Anatomy is free to download, with in-app purchases available.

### Is BoSTT free?

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

### Which has better reviews, Skeleton 3D Anatomy or BoSTT?

BoSTT is rated higher. Skeleton 3D Anatomy averages 4.4 out of 5 from 337 ratings, while BoSTT averages 5.0 from 3 ratings.

### Do Skeleton 3D Anatomy or BoSTT have ads?

Skeleton 3D Anatomy shows ads; BoSTT does not.

### Which is updated more often, Skeleton 3D Anatomy or BoSTT?

Skeleton 3D Anatomy ships an update every 6 months, and BoSTT every 7 months. Most recently, Skeleton 3D Anatomy was updated on October 21, 2026 and BoSTT on October 13, 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.*