# CN Interview vs OS Interview Questions

The clearest difference is rating: CN Interview at 5.0 against OS Interview Questions's 1.0. CN Interview also leads on in-app purchases (none vs 1) and update cadence (every 24 months vs every 95 months). OS Interview Questions's advantage is iOS requirement (14.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. OS Interview Questions sells 1 one-off in-app purchase. CN Interview asks for nothing beyond the download.

CN Interview holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

CN Interview ships an update every 24 months, OS Interview Questions every 95 months. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | CN Interview | OS Interview Questions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cn-interview/id623822478/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/os-interview-questions/id1070986818/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 24 months** | Every 95 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 27 MB | 16 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sok Rotha](https://appshunter.io/developer/505856066) | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) |

## What reviewers say

### CN Interview

[App page](https://appshunter.io/ios/app/cn-interview/id623822478)

Access a collection of audio interviews from a highly respected Cambodian monk and scholar. This app is essential for those interested in Khmer literature and Buddhist teachings.

**Highlights:** Collection of audio interviews, Focus on Khmer literature, Explores Buddhist teachings, Content from a respected scholar

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is CN Interview free?

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

### Is OS Interview Questions free?

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

### Which has better reviews, CN Interview or OS Interview Questions?

CN Interview is rated higher. CN Interview averages 5.0 out of 5 from 3 ratings, while OS Interview Questions averages 1.0 from 1 ratings.

### Do CN Interview or OS Interview Questions have ads?

Both CN Interview and OS Interview Questions show ads.

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

CN Interview ships an update every 24 months, and OS Interview Questions every 95 months. Most recently, CN Interview was updated on October 17, 2026 and OS Interview Questions on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*