# DataStructureAndAlgorithm vs Data Structures and Algorithms

The clearest difference is price: Data Structures and Algorithms at Free against DataStructureAndAlgorithm's $7.99. Data Structures and Algorithms also leads on update cadence (every 10 days vs every 3 months). DataStructureAndAlgorithm's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Data Structures and Algorithms is free to download; DataStructureAndAlgorithm costs $7.99 up front. Data Structures and Algorithms sells 1 one-off in-app purchase. DataStructureAndAlgorithm asks for nothing beyond the download.

DataStructureAndAlgorithm ships an update every 3 months, Data Structures and Algorithms every 10 days. The most recent releases landed on September 23, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | DataStructureAndAlgorithm | Data Structures and Algorithms |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Size | 12 MB | 36 MB |
| Requires iOS | **16.3** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Buydeepdiscount.com LLC](https://appshunter.io/developer/817177888) | [子健 高](https://appshunter.io/developer/1791450219) |

## What reviewers say

### DataStructureAndAlgorithm

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

**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 DataStructureAndAlgorithm free?

DataStructureAndAlgorithm costs $7.99, 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 DataStructureAndAlgorithm or Data Structures and Algorithms have ads?

Neither DataStructureAndAlgorithm nor Data Structures and Algorithms shows ads.

### Which is updated more often, DataStructureAndAlgorithm or Data Structures and Algorithms?

DataStructureAndAlgorithm ships an update every 3 months, and Data Structures and Algorithms every 10 days. Most recently, DataStructureAndAlgorithm was updated on September 23, 2026 and Data Structures and Algorithms on September 29, 2026.

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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.*