# AmbiPad vs Charcoal Studio

The clearest difference is in-app purchases: AmbiPad at none against Charcoal Studio's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Charcoal Studio sells 1 one-off in-app purchase. AmbiPad asks for nothing beyond the download.

AmbiPad ships an update weekly, Charcoal Studio every 3 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | AmbiPad | Charcoal Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 4 MB | 14 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masao Narumi](https://appshunter.io/developer/1759494772) | [Digital Hole Pvt. Ltd.](https://appshunter.io/developer/917701060) |

## What reviewers say

### AmbiPad

[App page](https://appshunter.io/ios/app/ambipad/id6745112695)

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

**In-app purchases:** none


### Charcoal Studio

[App page](https://appshunter.io/ios/app/charcoal-studio/id6821034945)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $4.99 | one-time |


## Frequently asked questions

### Is AmbiPad free?

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

### Is Charcoal Studio free?

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

### Do AmbiPad or Charcoal Studio have ads?

Neither AmbiPad nor Charcoal Studio shows ads.

### Which is updated more often, AmbiPad or Charcoal Studio?

AmbiPad ships an update weekly, and Charcoal Studio every 3 days. Most recently, AmbiPad was updated on October 30, 2026 and Charcoal Studio on November 6, 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.*