# Data Structure Display vs DSA Master

The clearest difference is review sentiment: Data Structure Display at 62% against DSA Master's 13%. Data Structure Display also leads on ads (none vs shown) and rating (4.5 vs 4.2). DSA Master's advantage is update cadence (weekly vs every 5 months). On price, in-app purchases and monetization model there is nothing between them.

Both are free to download. Data Structure Display sells 1 one-off in-app purchase and DSA Master sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Data Structure Display holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Data Structure Display has 676 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 62% of Data Structure Display's written reviews are positive against 13% of DSA Master's.

Data Structure Display ships an update every 5 months, DSA Master weekly. The most recent releases landed on September 24, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Data Structure Display | DSA Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (676 ratings)](https://appshunter.io/ios/app/data-structure-display/id1455489695/reviews)** | [4.2 (35 ratings)](https://appshunter.io/ios/app/dsa-master-data-and-algorithms/id1672776683/reviews) |
| Number of ratings | **676** | 35 |
| Positive reviews | **61.9% of reviews** | 12.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 150 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jinan Matrix Information Technology Co., Ltd.](https://appshunter.io/developer/1009091575) | [Alok Singh](https://appshunter.io/developer/1508795536) |

## What reviewers say

### Data Structure Display

[App page](https://appshunter.io/ios/app/data-structure-display/id1455489695)

Explore and learn data structures through dynamic debugging and visual observation of changes. This app covers linear structures, trees, graphs, and recursive algorithms like the Tower of Hanoi, offering interactive learning experiences.

**Highlights:** Dynamic data structure debugging, Visual observation of data structure changes, Learn linear structures (arrays, lists, queues, stacks), Explore tree structures (binary, AVL, red-black, heap), Understand graph structures and algorithms, Debug recursive algorithms like Tower of Hanoi

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all data structures | $2.99 | one-time |

**What reviewers like**

- 📚 Excellent for DSA learning and studying
- ✨ Interactive components and pseudo code quality
- 👍 Good reference material for beginners
- 🎓 Unique educational content

**What reviewers complain about**

- 🔒 90% of content locked behind $2.99 paywall
- 📖 Incomplete coverage of data structures
- ✍️ Poor grammar and spelling
- 📱 No dark mode support on macOS
- 🔔 Excessive review prompts

**Reported bugs**

- Aggressive review request frequency
- Inconsistent dark mode functionality between iOS and macOS

**Requested features**

- Dark mode implementation
- Comprehensive coverage of all data structure variants
- More practical exercises and problems
- Ad-supported free tier instead of paywall


### 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 |


## Frequently asked questions

### Is Data Structure Display free?

Data Structure Display is free to download, with in-app purchases available.

### Is DSA Master free?

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

### Which has better reviews, Data Structure Display or DSA Master?

Data Structure Display is rated higher. Data Structure Display averages 4.5 out of 5 from 676 ratings, while DSA Master averages 4.2 from 35 ratings.

### Do Data Structure Display or DSA Master have ads?

DSA Master shows ads; Data Structure Display does not.

### Which is updated more often, Data Structure Display or DSA Master?

Data Structure Display ships an update every 5 months, and DSA Master weekly. Most recently, Data Structure Display was updated on September 24, 2026 and DSA Master on September 7, 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.*