# Data Structures Basics vs Data Structures and Algorithms

The clearest difference is in-app purchases: Data Structures Basics at none against Data Structures and Algorithms's 1. Data Structures Basics also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Data Structures and Algorithms sells 1 one-off in-app purchase. Data Structures Basics asks for nothing beyond the download.

## The numbers

| Metric | Data Structures Basics | Data Structures and Algorithms |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Size | 38 MB | 36 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [子健 高](https://appshunter.io/developer/1791450219) |

## 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


### Data Structures and Algorithms

[App page](https://appshunter.io/ios/app/data-structures-and-algorithms/id6783425095)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DSA | $2.99 | one-time |


## Frequently asked questions

### Is Data Structures Basics free?

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

### Is Data Structures and Algorithms free?

Data Structures and Algorithms is free to download, with in-app purchases available.

### Do Data Structures Basics or Data Structures and Algorithms have ads?

Neither Data Structures Basics nor Data Structures and Algorithms 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.*