# C Interview Questions vs C Programming Learning

The clearest difference is ads: C Programming Learning at none against C Interview Questions's shown. C Programming Learning also leads on update cadence (every 16 months vs every 51 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. C Interview Questions sells 1 one-off in-app purchase and C Programming Learning sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

C Interview Questions ships an update every 51 months, C Programming Learning every 16 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | C Interview Questions | C Programming Learning |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 51 months | **Every 16 months** |
| Size | 16 MB | 28 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) |

## What reviewers say

### C Interview Questions

[App page](https://appshunter.io/ios/app/c-interview-questions/id1070985063)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C Interview Questions Adfree | $3.99 | one-time |


### C Programming Learning

[App page](https://appshunter.io/ios/app/c-programming-learning/id6446440260)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


## Frequently asked questions

### Is C Interview Questions free?

C Interview Questions is free to download, with in-app purchases available.

### Is C Programming Learning free?

C Programming Learning is free to download, with in-app purchases available.

### Do C Interview Questions or C Programming Learning have ads?

C Interview Questions shows ads; C Programming Learning does not.

### Which is updated more often, C Interview Questions or C Programming Learning?

C Interview Questions ships an update every 51 months, and C Programming Learning every 16 months. Most recently, C Interview Questions was updated on September 9, 2026 and C Programming Learning on September 8, 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.*