# Data Structures Basics vs CS++ Intro to Java

The clearest difference is in-app purchases: Data Structures Basics at none against CS++ Intro to Java's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CS++ Intro to Java sells 1 one-off in-app purchase. Data Structures Basics asks for nothing beyond the download.

## The numbers

| Metric | Data Structures Basics | CS++ Intro to Java |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 38 MB | 49 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [Kevin Hare](https://appshunter.io/developer/1343264116) |

## What reviewers say

### Data Structures Basics

[App page](https://appshunter.io/ios/app/data-structures-basics/id6771263396)

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

**In-app purchases:** none


### CS++ Intro to Java

[App page](https://appshunter.io/ios/app/cs-plus-plus-intro-to-java/id6794193793)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Intro to Java | $9.99 | one-time |


## Frequently asked questions

### Is Data Structures Basics free?

Data Structures Basics is free to download, with no in-app purchases.

### Is CS++ Intro to Java free?

CS++ Intro to Java is free to download, with in-app purchases available.

### Do Data Structures Basics or CS++ Intro to Java have ads?

Neither Data Structures Basics nor CS++ Intro to Java 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.*