# Learn Java vs DSA Master

The clearest difference is rating: DSA Master at 4.2 against Learn Java's 2.0. DSA Master also leads on update cadence (weekly vs every 3 months) and ratings volume (35 vs 1). Learn Java's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

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

DSA Master holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: DSA Master has 35 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Learn Java's written reviews are positive against 13% of DSA Master's.

Learn Java ships an update every 3 months, DSA Master weekly. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Learn Java | DSA Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/learn-java-onepercent/id1539369814/reviews) | **[4.2 (35 ratings)](https://appshunter.io/ios/app/dsa-master-data-and-algorithms/id1672776683/reviews)** |
| Number of ratings | 1 | **35** |
| Positive reviews | 0.0% of reviews | **12.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 29 MB | 150 MB |
| Requires iOS | **12.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OnePercent](https://appshunter.io/developer/1536020418) | [Alok Singh](https://appshunter.io/developer/1508795536) |

## What reviewers say

### Learn Java

[App page](https://appshunter.io/ios/app/learn-java-onepercent/id1539369814)

Master Java programming from beginner to advanced topics with interactive lessons, quizzes, and interview preparation. This ad-free tutorial offers a clear, step-by-step learning experience for career or hobbyist developers.

**Highlights:** Comprehensive Java lessons, Interview preparation questions, Interactive quizzes, Demo programs for visualization, Clear syntax explanations, Ad-free learning experience

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Learn Java free?

Learn Java is free to download, with no in-app purchases.

### Is DSA Master free?

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

### Which has better reviews, Learn Java or DSA Master?

DSA Master is rated higher. Learn Java averages 2.0 out of 5 from 1 ratings, while DSA Master averages 4.2 from 35 ratings.

### Do Learn Java or DSA Master have ads?

DSA Master shows ads; Learn Java does not.

### Which is updated more often, Learn Java or DSA Master?

Learn Java ships an update every 3 months, and DSA Master weekly. Most recently, Learn Java was updated on June 1, 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.*