# Compo vs Head Model Studio

The clearest difference is ratings volume: Head Model Studio at 2.4K against Compo's 5. Compo's advantage is review sentiment (100% vs 76%) and rating (4.8 vs 4.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Compo sells 4 one-off in-app purchases and Head Model Studio sells 4 in-app purchases, starting at $9.00 per month. Whichever you choose, the download price is not the number that matters.

Compo holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Head Model Studio has 2.4K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Compo's written reviews are positive against 76% of Head Model Studio's.

Compo ships an update every 5 weeks, Head Model Studio monthly. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Compo | Head Model Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/compo/id1517304818/reviews)** | [4.6 (2.4K ratings)](https://appshunter.io/ios/app/head-model-studio-art-study/id1527028690/reviews) |
| Number of ratings | 5 | **2.4K** |
| Positive reviews | **100.0% of reviews** | 76.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 2.2 GB |
| Requires iOS | **12.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sylvain Lambert](https://appshunter.io/developer/783315608) | [Wes Castain](https://appshunter.io/developer/1527028692) |

## What reviewers say

### Compo

[App page](https://appshunter.io/ios/app/compo/id1517304818)

An intuitive app for creating dynamic and harmonious compositions using shapes and colors inspired by Bauhaus masters. Explore your creativity from a blank canvas or use a shuffle feature to generate ideas. Easily manipulate elements to express your unique style.

**Highlights:** Create compositions with shapes and colors, Inspired by Bauhaus masters, Blank canvas or shuffle feature, Move, rotate, copy, and overlap shapes, Express personal style

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Leaves | $0.99 | one-time |
| Letters | $0.99 | one-time |
| Coals | $0.99 | one-time |
| Fishes | $0.99 | one-time |


### Head Model Studio

[App page](https://appshunter.io/ios/app/head-model-studio-art-study/id1527028690)

This app provides 3D reference models for artists to study and draw faces. It offers detailed control over lighting and rendering to help users understand facial planes and tones, aiding in portrait drawing practice.

**Highlights:** 25 detailed 3D head models, Full 3D model control (zoom, tilt, rotate), Realistic environmental and studio lighting, Customizable rendering with edge outlines, Pre-made practice scenes, Study facial planes and geometry

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Access | $9.00 | per month |
| 1 Year Access | $16.00 | per year |
| 1 Year Access | $23.00 | one-time |
| Lifetime Access | $50.00 | one-time |

**What reviewers like**

- 🎨 Excellent reference tool for artists
- 🔍 Helpful for understanding head anatomy and planes
- 🔧 Customizable lighting and model features
- 💰 Reasonable subscription pricing

**What reviewers complain about**

- 💰 Premium features locked behind paywall
- 🔒 Lack of free trial to test premium content
- 🔧 Limited customization options for free users
- 🐛 Occasional technical issues with lighting and model adjustments

**Reported bugs**

- Sudden loss of model functionality after updates
- Overheating issues on some devices

**Requested features**

- Add female Loomis head models
- Expand customization options for paid users
- Implement full-body reference models
- Provide option for one-time lifetime purchase


## Frequently asked questions

### Is Compo free?

Compo is free to download, with in-app purchases available.

### Is Head Model Studio free?

Head Model Studio is free to download, with in-app purchases available.

### Which has better reviews, Compo or Head Model Studio?

Compo is rated higher. Compo averages 4.8 out of 5 from 5 ratings, while Head Model Studio averages 4.6 from 2.4K ratings.

### Do Compo or Head Model Studio have ads?

Neither Compo nor Head Model Studio shows ads.

### Which is updated more often, Compo or Head Model Studio?

Compo ships an update every 5 weeks, and Head Model Studio monthly. Most recently, Compo was updated on October 1, 2026 and Head Model Studio on October 12, 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.*