# DataStructureAndAlgorithm vs AlgoNinja

The clearest difference is price: AlgoNinja at Free against DataStructureAndAlgorithm's $7.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AlgoNinja is free to download; DataStructureAndAlgorithm costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | DataStructureAndAlgorithm | AlgoNinja |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 12 MB | 4 MB |
| Requires iOS | **16.3** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Buydeepdiscount.com LLC](https://appshunter.io/developer/817177888) | [Aleksandr Titov](https://appshunter.io/developer/1737349347) |

## What reviewers say

### DataStructureAndAlgorithm

[App page](https://appshunter.io/ios/app/datastructureandalgorithm/id6503237307)

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

**In-app purchases:** none


### AlgoNinja

[App page](https://appshunter.io/ios/app/algoninja/id6639586961)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DataStructureAndAlgorithm free?

DataStructureAndAlgorithm costs $7.99, with no in-app purchases.

### Is AlgoNinja free?

AlgoNinja is free to download, with no in-app purchases.

### Do DataStructureAndAlgorithm or AlgoNinja have ads?

Neither DataStructureAndAlgorithm nor AlgoNinja 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.*