# Artist Tools vs Cranio Head Study

The clearest difference is iOS requirement: Artist Tools at 16.0 against Cranio Head Study's 18.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Artist Tools sells 4 in-app purchases, starting at $1.99 per month and Cranio Head Study sells 7 in-app purchases, starting at $2.99 per year. Whichever you choose, the download price is not the number that matters.

Artist Tools ships an update every 11 days, Cranio Head Study every 9 days. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Artist Tools | Cranio Head Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/artist-tools/id6756378078/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 34 MB | 159 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hessam Emami](https://appshunter.io/developer/1860351783) | [Avinash Kumawat](https://appshunter.io/developer/1552057072) |

## What reviewers say

### Artist Tools

[App page](https://appshunter.io/ios/app/artist-tools/id6756378078)

This app provides objective tools to analyze reference images for drawing. It helps artists improve tonal accuracy, check proportions, and understand value structures using traditional art school techniques. Features include value studies, color simplification, and various drawing guides.

**Highlights:** Value study analysis, Color simplification, Black mirror tool, Invert and flip reference, Line and plumb line guides, Grid overlay (rule of thirds, golden ratio), Offline functionality

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $1.99 | per month |
| Monthly Premium - Promo | $2.99 | per month |
| Yearly Subscription - Promo | $24.99 | per year |
| Unlock Full App | $8.99 | one-time |


### Cranio Head Study

[App page](https://appshunter.io/ios/app/cranio-head-study/id6775111632)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $2.99 | per year |
| Pro Monthly | $2.99 | per month |
| Pro · Monthly | $4.99 | per month |
| Pro Yearly | $14.99 | per year |
| Pro · Annual | $29.99 | per year |
| Pro · Lifetime | $9.99 | one-time |
| Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Artist Tools free?

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

### Is Cranio Head Study free?

Cranio Head Study is free to download, with in-app purchases available.

### Do Artist Tools or Cranio Head Study have ads?

Neither Artist Tools nor Cranio Head Study shows ads.

### Which is updated more often, Artist Tools or Cranio Head Study?

Artist Tools ships an update every 11 days, and Cranio Head Study every 9 days. Most recently, Artist Tools was updated on October 15, 2026 and Cranio Head Study on October 17, 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.*