# Karel1981 vs C/C++ Programming Compiler

The clearest difference is rating: Karel1981 at 4.5 against C/C++ Programming Compiler's 3.3. Karel1981 also leads on in-app purchases (none vs 1) and ads (none vs shown). C/C++ Programming Compiler's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (116 vs 2). On price and device support there is nothing between them.

Both are free to download. C/C++ Programming Compiler sells 1 one-off in-app purchase. Karel1981 asks for nothing beyond the download.

Karel1981 holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: C/C++ Programming Compiler has 116 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 67% of Karel1981's written reviews are positive against 50% of C/C++ Programming Compiler's.

Karel1981 ships an update every 5 months, C/C++ Programming Compiler every 3 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Karel1981 | C/C++ Programming Compiler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/karel1981/id694629633/reviews)** | [3.3 (116 ratings)](https://appshunter.io/ios/app/cc-plus-plus-programming-compiler/id1160868782/reviews) |
| Number of ratings | 2 | **116** |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 65 MB | 25 MB |
| Requires iOS | **9.0** | 12 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IHPCI.org, z.s.](https://appshunter.io/developer/1253405466) | [Ketan Appa](https://appshunter.io/developer/576435759) |

## What reviewers say

### Karel1981

[App page](https://appshunter.io/ios/app/karel1981/id694629633)

Learn programming with a beginner-friendly language inspired by a robot. This educational tool introduces fundamental coding concepts through interactive exercises, making it ideal for those new to computer science.

**Highlights:** Beginner-friendly programming language, Introduces fundamental coding concepts, Interactive learning exercises, Based on Karel The Robot book, Ideal for computer science novices

**Features:** macOS Compatibility

**In-app purchases:** none


### C/C++ Programming Compiler

[App page](https://appshunter.io/ios/app/cc-plus-plus-programming-compiler/id1160868782)

Write and execute C/C++ code directly on your mobile device. This application supports the latest compilers and offers advanced editing features for learning and testing code snippets. It allows for easy file management and sharing.

**Highlights:** Compile and run C/C++ programs, View program output and errors, Select C++ compiler standards (C++98 to C++23), Multithreading support, Custom keyboard for special characters, Advanced source code editor with syntax highlighting, File management and sharing (AirDrop, iCloud)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $2.99 | one-time |


## Frequently asked questions

### Is Karel1981 free?

Karel1981 is free to download, with no in-app purchases.

### Is C/C++ Programming Compiler free?

C/C++ Programming Compiler is free to download, with in-app purchases available.

### Which has better reviews, Karel1981 or C/C++ Programming Compiler?

Karel1981 is rated higher. Karel1981 averages 4.5 out of 5 from 2 ratings, while C/C++ Programming Compiler averages 3.3 from 116 ratings.

### Do Karel1981 or C/C++ Programming Compiler have ads?

C/C++ Programming Compiler shows ads; Karel1981 does not.

### Which is updated more often, Karel1981 or C/C++ Programming Compiler?

Karel1981 ships an update every 5 months, and C/C++ Programming Compiler every 3 weeks. Most recently, Karel1981 was updated on October 2, 2026 and C/C++ Programming Compiler on October 6, 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.*