# Space vs DSA Master

The clearest difference is in-app purchases: Space at none against DSA Master's 1. Space also leads on ads (none vs shown) and iOS requirement (10.0 vs 16.2). On price, update cadence and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 11, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Space | DSA Master |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 303 MB | 150 MB |
| Requires iOS | **10.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Stairwell Ventures Private Limited](https://appshunter.io/developer/1244075941) | [Alok Singh](https://appshunter.io/developer/1508795536) |

## What reviewers say

### Space

[App page](https://appshunter.io/ios/app/space-chase/id1495332820)

**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 Space free?

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

### Is DSA Master free?

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

### Do Space or DSA Master have ads?

DSA Master shows ads; Space does not.

### Which is updated more often, Space or DSA Master?

Space ships an update weekly, and DSA Master weekly. Most recently, Space was updated on September 11, 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.*