# C++ Programming Tutorial vs Learn ErLang | ErLangBook

The clearest difference is price: C++ Programming Tutorial at Free against Learn ErLang | ErLangBook's $1.99. Learn ErLang | ErLangBook's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

C++ Programming Tutorial is free to download; Learn ErLang | ErLangBook costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | C++ Programming Tutorial | Learn ErLang | ErLangBook |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 13 MB | 41 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Muhammad Umair](https://appshunter.io/developer/1696049320) |

## What reviewers say

### C++ Programming Tutorial

[App page](https://appshunter.io/ios/app/c-plus-plus-programming-tutorial/id6738318242)

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

**In-app purchases:** none


### Learn ErLang | ErLangBook

[App page](https://appshunter.io/ios/app/learn-erlang-erlangbook/id6754662195)

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

**In-app purchases:** none


## Frequently asked questions

### Is C++ Programming Tutorial free?

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

### Is Learn ErLang | ErLangBook free?

Learn ErLang | ErLangBook costs $1.99, with no in-app purchases.

### Do C++ Programming Tutorial or Learn ErLang | ErLangBook have ads?

Neither C++ Programming Tutorial nor Learn ErLang | ErLangBook 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.*