# Nonogram vs Chalk

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

Both are free to download. Chalk sells 1 one-off in-app purchase. Nonogram asks for nothing beyond the download.

Nonogram ships an update every 4 days, Chalk every 2 days. The most recent releases landed on October 20, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Nonogram | Chalk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 34 MB | 75 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mustafa KUCUKKOC](https://appshunter.io/developer/1884718963) | [Catalin Gabriel Miron](https://appshunter.io/developer/1093214175) |

## What reviewers say

### Nonogram

[App page](https://appshunter.io/ios/app/nonogram-puzzle/id6794663003)

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

**In-app purchases:** none


### Chalk

[App page](https://appshunter.io/ios/app/chalk-nonogram-shikaku/id6806662051)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad free Chalk | $0.99 | one-time |


## Frequently asked questions

### Is Nonogram free?

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

### Is Chalk free?

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

### Do Nonogram or Chalk have ads?

Both Nonogram and Chalk show ads.

### Which is updated more often, Nonogram or Chalk?

Nonogram ships an update every 4 days, and Chalk every 2 days. Most recently, Nonogram was updated on October 20, 2026 and Chalk on October 29, 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.*