# OS Interview Questions vs Python Tests

The clearest difference is ads: Python Tests at none against OS Interview Questions's shown. Python Tests also leads on update cadence (weekly vs every 95 months) and iOS requirement (9.0 vs 14.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. OS Interview Questions sells 1 one-off in-app purchase and Python Tests sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

OS Interview Questions ships an update every 95 months, Python Tests weekly. The most recent releases landed on June 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OS Interview Questions | Python Tests |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/os-interview-questions/id1070986818/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 95 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 42 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [MICHAEL ANDREW LEAVER](https://appshunter.io/developer/1891270794) |

## What reviewers say

### OS Interview Questions

[App page](https://appshunter.io/ios/app/os-interview-questions/id1070986818)

Learn fundamental operating system concepts and interview questions with this educational app. It offers a user-friendly interface to explore topics, save favorites, and customize your reading experience. Sharpen your technical knowledge for career advancement.

**Highlights:** Operating system overview, Functions of operating systems, Types of operating systems, Embedded OS interview questions, User-friendly interface, Personalized library for favorites, Customizable themes and fonts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OS Interview Questions | $3.99 | one-time |


### Python Tests

[App page](https://appshunter.io/ios/app/python-tests/id6761750896)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $3.99 | one-time |


## Frequently asked questions

### Is OS Interview Questions free?

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

### Is Python Tests free?

Python Tests is free to download, with in-app purchases available.

### Do OS Interview Questions or Python Tests have ads?

OS Interview Questions shows ads; Python Tests does not.

### Which is updated more often, OS Interview Questions or Python Tests?

OS Interview Questions ships an update every 95 months, and Python Tests weekly. Most recently, OS Interview Questions was updated on June 25, 2026 and Python Tests on September 17, 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.*