# Carnets vs CodeRunBox IDE

The clearest difference is review sentiment: Carnets at 78% against CodeRunBox IDE's 14%. Carnets also leads on rating (4.6 vs 1.0) and in-app purchases (none vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CodeRunBox IDE sells 2 in-app purchases, starting at $3.99 per month. Carnets asks for nothing beyond the download.

Carnets holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Carnets has 316 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 78% of Carnets's written reviews are positive against 14% of CodeRunBox IDE's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 29, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Carnets | CodeRunBox IDE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (316 ratings)](https://appshunter.io/ios/app/carnets-jupyter/id1450994949/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/coderunbox-ide/id6736521488/reviews) |
| Number of ratings | **316** | 1 |
| Positive reviews | **78.4% of reviews** | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Freemium |
| Best chart rank | **#97** | — |
| Size | 1.4 GB | 44 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 9+ |
| Developer | [Nicolas Holzschuch](https://appshunter.io/developer/1450994948) | [Chengdu Xingyun Liuma Technology Co., Ltd.](https://appshunter.io/developer/1772247701) |

## What reviewers say

### Carnets

[App page](https://appshunter.io/ios/app/carnets-jupyter/id1450994949)

**Currently charting:** #97 Top Free · Developer Tools (US App Store)

This app offers a standalone Jupyter notebook environment for creating and running code snippets, combining them with text and Markdown. It includes pre-installed scientific packages and allows for offline use, making it ideal for education and research.

**Highlights:** Standalone Jupyter notebook implementation, Embedded Python interpreter, Offline functionality, Pre-installed scientific packages, Supports Jupyterlab, Package installation via %pip, Notebook sharing and opening

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent app for coding on iPad
- 👍 Convenient for learning and coding on the go
- 🚀 Works just like Jupyter Notebook on desktop
- 👍 Helpful for self-learning Python
- 👍 Useful for data science and machine learning

**What reviewers complain about**

- 🐛 Bugs and stability issues
- 🔋 Battery drain and overheating
- 🔒 Unauthorized access to photo library
- 🐛 Issues with importing certain libraries like SciPy and Scikit-learn

**Reported bugs**

- Crashes and freezes
- Issues with saving and loading notebooks
- Problems with running scripts and notebooks
- Incompatibility with newer iOS versions

**Requested features**

- Add support for SciPy, Scikit-learn, and other scientific computing libraries
- Improve file management and integration with cloud storage services
- Implement split-screen or multi-window support
- Add more keyboard shortcuts and customization options
- Improve error handling and provide more detailed error messages


### CodeRunBox IDE

[App page](https://appshunter.io/ios/app/coderunbox-ide/id6736521488)

This mobile IDE allows you to write and run code for over 22 programming languages on your smartphone or tablet. It offers quick project templates, real-time web preview, and integrated terminal access for seamless development.

**Highlights:** Write and run code on mobile, Supports 22+ programming languages, Quick start templates (AI, Web, Server), Real-time web preview, Integrated terminal access, Multi-device sync

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CodeRunBox Month Pro | $3.99 | per month |
| CodeRunBox Year Pro | $29.99 | per year |


## Frequently asked questions

### Is Carnets free?

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

### Is CodeRunBox IDE free?

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

### Which has better reviews, Carnets or CodeRunBox IDE?

Carnets is rated higher. Carnets averages 4.6 out of 5 from 316 ratings, while CodeRunBox IDE averages 1.0 from 1 ratings.

### Do Carnets or CodeRunBox IDE have ads?

Neither Carnets nor CodeRunBox IDE shows ads.

### Which is updated more often, Carnets or CodeRunBox IDE?

Carnets ships an update monthly, and CodeRunBox IDE monthly. Most recently, Carnets was updated on September 29, 2026 and CodeRunBox IDE on September 16, 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.*