# Our Interview vs DSA Master

The clearest difference is in-app purchases: Our Interview at none against DSA Master's 1. Our Interview also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.2). DSA Master's advantage is update cadence (weekly vs every 7 months). On price and device support there is nothing between them.

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

Our Interview ships an update every 7 months, DSA Master weekly. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Our Interview | 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 | Every 7 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 150 MB |
| Requires iOS | **12.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robert Crago](https://appshunter.io/developer/896023657) | [Alok Singh](https://appshunter.io/developer/1508795536) |

## What reviewers say

### Our Interview

[App page](https://appshunter.io/ios/app/our-interview/id1413640888)

**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 Our Interview free?

Our Interview 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 Our Interview or DSA Master have ads?

DSA Master shows ads; Our Interview does not.

### Which is updated more often, Our Interview or DSA Master?

Our Interview ships an update every 7 months, and DSA Master weekly. Most recently, Our Interview was updated on September 28, 2026 and DSA Master on September 22, 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.*