# DSA Master vs Sharpen Algorithms

The clearest difference is in-app purchases: Sharpen Algorithms at none against DSA Master's 1. Sharpen Algorithms also leads on ads (none vs shown). DSA Master's advantage is update cadence (weekly vs fortnightly). On price, device support and iOS requirement there is nothing between them.

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

DSA Master ships an update weekly, Sharpen Algorithms fortnightly. The most recent releases landed on September 22, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | DSA Master | Sharpen Algorithms |
| --- | --- | --- |
| 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 | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 150 MB | 28 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alok Singh](https://appshunter.io/developer/1508795536) | [Ivan Silvero](https://appshunter.io/developer/6774316127) |

## 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 |


### Sharpen Algorithms

[App page](https://appshunter.io/ios/app/sharpen-algorithms/id6774316125)

**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 Sharpen Algorithms free?

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

### Do DSA Master or Sharpen Algorithms have ads?

DSA Master shows ads; Sharpen Algorithms does not.

### Which is updated more often, DSA Master or Sharpen Algorithms?

DSA Master ships an update weekly, and Sharpen Algorithms fortnightly. Most recently, DSA Master was updated on September 22, 2026 and Sharpen Algorithms on September 28, 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.*