# C4K vs Pop Tubes

The clearest difference is price: Pop Tubes at Free against C4K's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Pop Tubes is free to download; C4K costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | C4K | Pop Tubes |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/c4k-coding-for-kids/id6450687432/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Paid | — |
| Size | 995 MB | 93 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dai Phan](https://appshunter.io/developer/1462563314) | [Oltan Urcu](https://appshunter.io/developer/1698307815) |

## What reviewers say

### C4K

[App page](https://appshunter.io/ios/app/c4k-coding-for-kids/id6450687432)

This app teaches children aged 6-12 fundamental programming concepts through engaging games and hands-on exercises. It features nearly 2,000 levels across 22 games, covering drag-and-drop mechanics, debugging, loops, functions, and coordinates in a gender-neutral, intuitive interface.

**Highlights:** Drag-and-drop coding blocks, Debugging and sequence logic, Loop and function concepts, Coordinate-based puzzles, Hundreds of challenges, Offline play

**Features:** Vision Pro support

**In-app purchases:** none


### Pop Tubes

[App page](https://appshunter.io/ios/app/pop-tubes/id6471412660)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C4K free?

C4K costs $2.99, with no in-app purchases.

### Is Pop Tubes free?

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

### Do C4K or Pop Tubes have ads?

Neither C4K nor Pop Tubes shows ads.

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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.*