# C Programming vs Calculus & Probability Lab

The clearest difference is ads: C Programming at none against Calculus & Probability Lab's shown. Calculus & Probability Lab's advantage is iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. C Programming sells 6 in-app purchases, starting at $7.99 per 7 days and Calculus & Probability Lab sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | C Programming | Calculus & Probability Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 26 MB | 58 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [MEHMET CANKER (TR)](https://appshunter.io/developer/1565350155) |

## What reviewers say

### C Programming

[App page](https://appshunter.io/ios/app/c-programming-quiz/id6755839135)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $7.99 | per 7 days |
| 1 Month | $19.99 | per month |
| 1 Year | $29.99 | per year |
| 1500 | $1.99 | one-time |
| 3500 | $2.99 | one-time |
| 9000 | $4.99 | one-time |


### Calculus & Probability Lab

[App page](https://appshunter.io/ios/app/calculus-and-probability-lab/id6794595111)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcProb Lab Pro monthly | $4.99 | per month |
| CalcProb Lab Pro annual | $24.99 | per year |


## Frequently asked questions

### Is C Programming free?

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

### Is Calculus & Probability Lab free?

Calculus & Probability Lab is free to download, with in-app purchases available.

### Do C Programming or Calculus & Probability Lab have ads?

Calculus & Probability Lab shows ads; C Programming does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*