# Interview Master vs SIS HD

The clearest difference is in-app purchases: SIS HD at none against Interview Master's 1. Interview Master's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Interview Master sells 1 in-app purchase, starting at $3.99 per month. SIS HD asks for nothing beyond the download.

## The numbers

| Metric | Interview Master | SIS HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/interview-master-data-science/id6472814256/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 32 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Wowso Inc.](https://appshunter.io/developer/1385658786) | [Sumit Shukla](https://appshunter.io/developer/1471311821) |

## What reviewers say

### Interview Master

[App page](https://appshunter.io/ios/app/interview-master-data-science/id6472814256)

Practice data science interviews with AI-powered simulations and daily quizzes. Receive instant feedback on your answers and track your progress to build confidence and deepen your understanding of complex topics.

**Highlights:** Real-time AI interview simulations, AI-evaluated daily quizzes, Instant feedback on answers, Progress tracking, Detailed question explanations, Community sharing features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IM: Data Science | $3.99 | per month |


### SIS HD

[App page](https://appshunter.io/ios/app/sis-hd/id6477778470)

**In-app purchases:** none


## Frequently asked questions

### Is Interview Master free?

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

### Is SIS HD free?

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

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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.*