# DSA Master vs Algo Demo

The clearest difference is in-app purchases: Algo Demo at none against DSA Master's 1. Algo Demo also leads on iOS requirement (13.0 vs 16.2). DSA Master's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. DSA Master sells 1 one-off in-app purchase. Algo Demo asks for nothing beyond the download.

DSA Master ships an update weekly, Algo Demo every 4 months. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | DSA Master | Algo Demo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (35 ratings)](https://appshunter.io/ios/app/dsa-master-data-and-algorithms/id1672776683/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 150 MB | 36 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Alok Singh](https://appshunter.io/developer/1508795536) | [zhuo zeng](https://appshunter.io/developer/1435764582) |

## What reviewers say

### DSA Master

[App page](https://appshunter.io/ios/app/dsa-master-data-and-algorithms/id1672776683)

Master algorithms and data structures with interactive visualizations, executable code, and practice challenges. Supports multiple programming languages and offers progress tracking for technical interview preparation.

**Highlights:** Interactive visualizations, Live code execution, Multi-language support, Practice challenges, Progress tracking, Algorithm animations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Algo Demo

[App page](https://appshunter.io/ios/app/algo-demo/id6746090108)

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

**In-app purchases:** none


## Frequently asked questions

### Is DSA Master free?

DSA Master is free to download, with in-app purchases available.

### Is Algo Demo free?

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

### Do DSA Master or Algo Demo have ads?

Both DSA Master and Algo Demo show ads.

### Which is updated more often, DSA Master or Algo Demo?

DSA Master ships an update weekly, and Algo Demo every 4 months. Most recently, DSA Master was updated on September 7, 2026 and Algo Demo on September 15, 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.*