# DSA Master vs DHBW Code Companion

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

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

DSA Master ships an update weekly, DHBW Code Companion every 2 weeks. The most recent releases landed on September 7, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | DSA Master | DHBW Code Companion |
| --- | --- | --- |
| 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** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 150 MB | 43 MB |
| Requires iOS | **16.2** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alok Singh](https://appshunter.io/developer/1508795536) | [Duale Hochschule Baden Wuerttemberg Loerrach](https://appshunter.io/developer/994553115) |

## 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 |


### DHBW Code Companion

[App page](https://appshunter.io/ios/app/dhbw-code-companion/id6758941958)

**In-app purchases:** none


## Frequently asked questions

### Is DSA Master free?

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

### Is DHBW Code Companion free?

DHBW Code Companion is free to download, with no in-app purchases.

### Do DSA Master or DHBW Code Companion have ads?

DSA Master shows ads; DHBW Code Companion does not.

### Which is updated more often, DSA Master or DHBW Code Companion?

DSA Master ships an update weekly, and DHBW Code Companion every 2 weeks. Most recently, DSA Master was updated on September 7, 2026 and DHBW Code Companion on September 21, 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.*