# C Shell vs C Notebook

The clearest difference is price: C Shell at Free against C Notebook's $0.99. C Shell also leads on ratings volume (63 vs 1). C Notebook's advantage is rating (5.0 vs 4.5) and update cadence (fortnightly vs every 3 months). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

C Shell is free to download; C Notebook costs $0.99 up front. C Shell sells 2 in-app purchases, 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 4.5. That said, the two scores are not equally well evidenced: C Shell has 63 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 56% of C Shell's written reviews are positive against 75% of C Notebook's.

C Shell ships an update every 3 months, C Notebook fortnightly. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | C Shell | C Notebook |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.5 (63 ratings)](https://appshunter.io/ios/app/c-shell-c-language-compiler/id1610447913/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/c-notebook/id1621919001/reviews)** |
| Number of ratings | **63** | 1 |
| Positive reviews | 55.6% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#200** |
| Size | 151 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

### C Shell

[App page](https://appshunter.io/ios/app/c-shell-c-language-compiler/id1610447913)

Compile and run C language code directly on your mobile device. This tool integrates Python and Lua, and supports many basic Linux commands for a comprehensive development environment.

**Highlights:** C language compilation, Python and Lua integration, Linux command execution, Code highlighting, Split-screen display, Console input/output, Customizable themes and fonts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C Shell Advanced Version | $4.49 | per month |
| Permanently unlock advanced | $12.99 | one-time |


### C Notebook

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

**Currently charting:** #200 Top Paid · Developer Tools (US App Store)

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 C Shell free?

C Shell 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, C Shell or C Notebook?

C Notebook is rated higher. C Shell averages 4.5 out of 5 from 63 ratings, while C Notebook averages 5.0 from 1 ratings.

### Do C Shell or C Notebook have ads?

Neither C Shell nor C Notebook shows ads.

### Which is updated more often, C Shell or C Notebook?

C Shell ships an update every 3 months, and C Notebook fortnightly. Most recently, C Shell was updated on September 23, 2026 and C Notebook on September 9, 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.*