# AI & Machine Learning Pro vs Interview Master

The clearest difference is in-app purchases: AI & Machine Learning Pro at none against Interview Master's 1. Interview Master's advantage is ads (none vs shown) and update cadence (fortnightly vs every 19 months). On price, device support 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. AI & Machine Learning Pro asks for nothing beyond the download.

AI & Machine Learning Pro ships an update every 19 months, Interview Master fortnightly. The most recent releases landed on September 21, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | AI & Machine Learning Pro | Interview Master |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 36 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shahzad Ahsan](https://appshunter.io/developer/1092605452) | [Wowso Inc.](https://appshunter.io/developer/1385658786) |

## What reviewers say

### AI & Machine Learning Pro

[App page](https://appshunter.io/ios/app/ai-and-machine-learning-pro/id1470737768)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is AI & Machine Learning Pro free?

AI & Machine Learning Pro is free to download, with no in-app purchases.

### Is Interview Master free?

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

### Do AI & Machine Learning Pro or Interview Master have ads?

AI & Machine Learning Pro shows ads; Interview Master does not.

### Which is updated more often, AI & Machine Learning Pro or Interview Master?

AI & Machine Learning Pro ships an update every 19 months, and Interview Master fortnightly. Most recently, AI & Machine Learning Pro was updated on September 21, 2026 and Interview Master on June 9, 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.*