# Chalk Draw vs PaperUno

The clearest difference is in-app purchases: PaperUno at none against Chalk Draw's 1. PaperUno also leads on ads (none vs shown) and update cadence (weekly vs every 5 months). Chalk Draw's advantage is iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

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

Chalk Draw ships an update every 5 months, PaperUno weekly. The most recent releases landed on October 29, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Chalk Draw | PaperUno |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (3.6K ratings)](https://appshunter.io/ios/app/chalk-draw-writing-blackboard/id1513733574/reviews)** | — |
| Number of ratings | **3.6K** | — |
| Positive reviews | 59.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 78 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [An Banh](https://appshunter.io/developer/1466900439) | [炯炯 胡](https://appshunter.io/developer/1774315636) |

## What reviewers say

### Chalk Draw

[App page](https://appshunter.io/ios/app/chalk-draw-writing-blackboard/id1513733574)

Transform your device into a digital chalkboard for writing and drawing with colored chalk. Ideal for educational purposes, professional explanations, or casual games.

**Highlights:** Digital chalkboard simulation, Colored chalk drawing, Writing functionality, Educational tool, Drawing tool, Game board

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade PRO version | $1.99 | one-time |

**What reviewers like**

- 👍 Realistic chalkboard experience
- 💡 Useful for online teaching and communication
- 🚀 Simple and easy to use

**What reviewers complain about**

- 🐛 Frequent ads disrupting usage
- 💡 Limited color options
- 🐛 Compatibility issues with Apple Pencil

**Reported bugs**

- App crashing on restart
- Drawing not registering accurately with Apple Pencil

**Requested features**

- More color options
- Gallery/history of drawings
- Sound effects for a more immersive experience
- Undo/redo functionality


### PaperUno

[App page](https://appshunter.io/ios/app/paperuno-grid-and-graph-maker/id6784046887)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chalk Draw free?

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

### Is PaperUno free?

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

### Do Chalk Draw or PaperUno have ads?

Chalk Draw shows ads; PaperUno does not.

### Which is updated more often, Chalk Draw or PaperUno?

Chalk Draw ships an update every 5 months, and PaperUno weekly. Most recently, Chalk Draw was updated on October 29, 2026 and PaperUno on October 23, 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.*