# 3D Bovine Anatomy vs OPENskill

The clearest difference is price: OPENskill at Free against 3D Bovine Anatomy's $33.99. OPENskill also leads on update cadence (every 3 weeks vs every 21 months). 3D Bovine Anatomy's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

OPENskill is free to download; 3D Bovine Anatomy costs $33.99 up front. Neither carries in-app purchases, so what you see is what you pay.

3D Bovine Anatomy ships an update every 21 months, OPENskill every 3 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 3D Bovine Anatomy | OPENskill |
| --- | --- | --- |
| Price | $33.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/3d-bovine-anatomy/id1059805482/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 164 MB | 33 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Biosphera](https://appshunter.io/developer/569303204) | [SiamSquared Technologies (Thailand) Co., Ltd.](https://appshunter.io/developer/333207356) |

## What reviewers say

### 3D Bovine Anatomy

[App page](https://appshunter.io/ios/app/3d-bovine-anatomy/id1059805482)

Explore a detailed, interactive 3D model of a cow's internal systems. View and manipulate anatomical structures layer by layer or simultaneously, with options to highlight and remove parts for deeper study. This supplemental educational tool is available in multiple languages.

**Highlights:** Interactive 3D cow model, Layer-by-layer anatomical viewing, Highlight and remove structures, Multiple zoom levels, Multilingual support (English, Spanish, Portuguese, French, German, Latin)

**Features:** Vision Pro support

**In-app purchases:** none


### OPENskill

[App page](https://appshunter.io/ios/app/openskill/id6752234032)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D Bovine Anatomy free?

3D Bovine Anatomy costs $33.99, with no in-app purchases.

### Is OPENskill free?

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

### Do 3D Bovine Anatomy or OPENskill have ads?

Neither 3D Bovine Anatomy nor OPENskill shows ads.

### Which is updated more often, 3D Bovine Anatomy or OPENskill?

3D Bovine Anatomy ships an update every 21 months, and OPENskill every 3 weeks. Most recently, 3D Bovine Anatomy was updated on October 24, 2026 and OPENskill on October 11, 2026.

---

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