# Python3 Charm vs C Notebook

The clearest difference is price: Python3 Charm at Free against C Notebook's $0.99. Python3 Charm also leads on ratings volume (305 vs 1). C Notebook's advantage is rating (5.0 vs 4.4) and update cadence (fortnightly vs every 2 months). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

Python3 Charm is free to download; C Notebook costs $0.99 up front. Python3 Charm sells 1 in-app purchase, starting at $4.49 per month and C Notebook sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

C Notebook holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Python3 Charm has 305 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 52% of Python3 Charm's written reviews are positive against 75% of C Notebook's.

Python3 Charm ships an update every 2 months, C Notebook fortnightly. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Python3 Charm | C Notebook |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.4 (305 ratings)](https://appshunter.io/ios/app/python3-charm-ai-leaning/id1552134957/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/c-notebook/id1621919001/reviews)** |
| Number of ratings | **305** | 1 |
| Positive reviews | 52.2% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 50 MB | 32 MB |
| Requires iOS | 15 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Phoenix Lab Technology Co., Ltd.](https://appshunter.io/developer/1441899762) | [铖 邢](https://appshunter.io/developer/1497880786) |

## What reviewers say

### Python3 Charm

[App page](https://appshunter.io/ios/app/python3-charm-ai-leaning/id1552134957)

This app allows you to develop and run Python 3 code on your mobile device. It includes a basic Python environment, code highlighting, and support for PyPI modules. Learn machine learning, deep learning, and data science with built-in courses.

**Highlights:** Python 3 execution on mobile, Code highlighting, PyPI module support with pip, Machine learning & deep learning courses, Console output and input, Customizable themes and font size

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Python3 Charm Advanced Version | $4.49 | per month |

**What reviewers like**

- 👍 Good for learning Python
- 👍 Great code editor
- 👍 Suitable for programmers switching to Python
- 👍 Perfect
- 👍 Very good app

**What reviewers complain about**

- 💰 Requires payment for full use
- 💰 Limited free usage
- 💰 Expensive subscription
- 💰 Money grab
- 💰 Useless without premium

**Reported bugs**

- Cannot download many libraries
- Syntax highlighting issues
- App crashes on startup
- Numpy library not working
- Cannot share code to other sites

**Requested features**

- Import/export local files
- Add more free features
- More libraries available
- Explanation/tutorial for complex app
- API or source code library for Python


### C Notebook

[App page](https://appshunter.io/ios/app/c-notebook/id1621919001)

This application allows users to write, debug, and run C code directly within a note-taking interface. It offers advanced debugging tools like real-time variable monitoring, trend charting, and line-by-line execution. Notes support Markdown formatting, and cloud synchronization enables seamless access across multiple devices.

**Highlights:** C language coding and local debugging, Real-time variable value monitoring and modification, Variable trend charts, Line-by-line code execution, Syntax highlighting and auto-completion, Markdown note support, Cloud synchronization across devices

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C Notebook Premium | $0.99 | per month |


## Frequently asked questions

### Is Python3 Charm free?

Python3 Charm is free to download, with in-app purchases available.

### Is C Notebook free?

C Notebook costs $0.99, and also offers in-app purchases.

### Which has better reviews, Python3 Charm or C Notebook?

C Notebook is rated higher. Python3 Charm averages 4.4 out of 5 from 305 ratings, while C Notebook averages 5.0 from 1 ratings.

### Do Python3 Charm or C Notebook have ads?

Neither Python3 Charm nor C Notebook shows ads.

### Which is updated more often, Python3 Charm or C Notebook?

Python3 Charm ships an update every 2 months, and C Notebook fortnightly. Most recently, Python3 Charm was updated on October 11, 2026 and C Notebook on October 12, 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.*