# Interview Master vs Tradelingoo

The clearest difference is in-app purchases: Tradelingoo at none against Interview Master's 1. Interview Master's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

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

Interview Master ships an update fortnightly, Tradelingoo every 8 days. The most recent releases landed on October 20, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Interview Master | Tradelingoo |
| --- | --- | --- |
| 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 | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 43 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wowso Inc.](https://appshunter.io/developer/1385658786) | [KPRICE LLC](https://appshunter.io/developer/1764139679) |

## 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 |


### Tradelingoo

[App page](https://appshunter.io/ios/app/tradelingoo/id6793655060)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Interview Master free?

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

### Is Tradelingoo free?

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

### Do Interview Master or Tradelingoo have ads?

Neither Interview Master nor Tradelingoo shows ads.

### Which is updated more often, Interview Master or Tradelingoo?

Interview Master ships an update fortnightly, and Tradelingoo every 8 days. Most recently, Interview Master was updated on October 20, 2026 and Tradelingoo on October 31, 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.*