# Skelly vs Head Study

The clearest difference is rating: Head Study at 4.8 against Skelly's 3.8. Head Study also leads on update cadence (every 3 months vs every 8 months) and chart position (#99 vs unranked). Skelly's advantage is in-app purchases (none vs 1) and ratings volume (117 vs 34). On ads and device support there is nothing between them.

Skelly costs $6.99 and Head Study $7.99 up front. Head Study sells 1 one-off in-app purchase. Skelly asks for nothing beyond the download.

Head Study holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 117 and 34 respectively. Written reviews point the same way: 69% of Skelly's written reviews are positive against 79% of Head Study's.

Skelly ships an update every 8 months, Head Study every 3 months. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Skelly | Head Study |
| --- | --- | --- |
| Price | **$6.99** | $7.99 |
| Rating | [3.8 (117 ratings)](https://appshunter.io/ios/app/skelly-art-model/id976920216/reviews) | **[4.8 (34 ratings)](https://appshunter.io/ios/app/head-study/id1623609206/reviews)** |
| Number of ratings | **117** | 34 |
| Positive reviews | 69.3% of reviews | **78.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#99** |
| Size | 104 MB | 342 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Proko](https://appshunter.io/developer/976907261) | [Stephen Bauman Artwork](https://appshunter.io/developer/1623609208) |

## What reviewers say

### Skelly

[App page](https://appshunter.io/ios/app/skelly-art-model/id976920216)

This app provides artists with a fully poseable, anatomically correct skeleton model for reference. Easily create custom poses, adjust lighting, and view from any angle to improve your drawing, sculpting, and illustration skills.

**Highlights:** Anatomically correct skeleton, Poseable joints, Pose library, Movable camera, Adjustable light source, Simplified 'Robo Skelly' model

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

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and easy-to-use posing controls
- 💡 Excellent reference tool for artists and anatomists
- 🎨 Ability to switch between skeleton and basic shapes
- 💡 Adjustable lighting and viewing angles
- 🌟 High-quality, accurate anatomical model

**What reviewers complain about**

- ❌ Cannot pose individual fingers or toes
- ❌ Cannot articulate the jaw
- ❌ Unrealistic joint rotation limits (360-degree movement)
- ❌ Poor camera controls and navigation
- ❌ Limited field of view options

**Reported bugs**

- Camera controls are unintuitive and frustrating
- Selecting one bone sometimes selects a different bone
- Zoom function accidentally rotates the model
- Hip rotation rotates entire skeleton instead of just hips
- iPad Pro UI elements are too large and obstruct view

**Requested features**

- Posable fingers and toes with individual joint control
- Movable jaw with open/close functionality
- Undo/redo functionality
- Physics toggle to prevent unrealistic poses
- Female skeleton model with different proportions


### Head Study

[App page](https://appshunter.io/ios/app/head-study/id1623609206)

**Currently charting:** #99 Top Paid · Education (US App Store)

This app provides artists with a 3D reference for understanding human anatomy and facial forms. It features simplified planes, a skull model, and adjustable lighting to aid in portraiture studies. Enhance your knowledge of the human form by exploring what lies beneath the surface.

**Highlights:** Simplified planes of the head model, Anatomically correct male skull model, 360-degree 3D model manipulation, Adjustable lighting, Switchable anatomical views, Informational overlay with structural insights

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Female Planes + Skull | $4.99 | one-time |


## Frequently asked questions

### Is Skelly free?

Skelly costs $6.99, with no in-app purchases.

### Is Head Study free?

Head Study costs $7.99, and also offers in-app purchases.

### Which has better reviews, Skelly or Head Study?

Head Study is rated higher. Skelly averages 3.8 out of 5 from 117 ratings, while Head Study averages 4.8 from 34 ratings.

### Do Skelly or Head Study have ads?

Neither Skelly nor Head Study shows ads.

### Which is updated more often, Skelly or Head Study?

Skelly ships an update every 8 months, and Head Study every 3 months. Most recently, Skelly was updated on October 21, 2026 and Head Study on October 19, 2026.

---

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