# C Programming vs iCTF

The clearest difference is price: C Programming at Free against iCTF's $3.99. iCTF's advantage is update cadence (every 2 months vs every 12 months) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

C Programming is free to download; iCTF costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

C Programming ships an update every 12 months, iCTF every 2 months. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | C Programming | iCTF |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Size | 9 MB | 24 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tejas Patel](https://appshunter.io/developer/1167819989) | [Jeremy Laratro](https://appshunter.io/developer/1864044207) |

## What reviewers say

### C Programming

[App page](https://appshunter.io/ios/app/c-programming-learn-code/id6450758156)

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

**In-app purchases:** none


### iCTF

[App page](https://appshunter.io/ios/app/ictf/id6756991047)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C Programming free?

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

### Is iCTF free?

iCTF costs $3.99, with no in-app purchases.

### Do C Programming or iCTF have ads?

Neither C Programming nor iCTF shows ads.

### Which is updated more often, C Programming or iCTF?

C Programming ships an update every 12 months, and iCTF every 2 months. Most recently, C Programming was updated on October 2, 2026 and iCTF on September 30, 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.*