# 문어 CBT vs Cloud Security Engineer Prep

The clearest difference is iOS requirement: Cloud Security Engineer Prep at 15.1 against 문어 CBT's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 문어 CBT sells 4 one-off in-app purchases and Cloud Security Engineer Prep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

문어 CBT ships an update weekly, Cloud Security Engineer Prep every 9 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | 문어 CBT | Cloud Security Engineer Prep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 118 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [mooneolab](https://appshunter.io/developer/1896763449) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### 문어 CBT

[App page](https://appshunter.io/ios/app/cbt/id6770780669)

This app provides practice questions and mock exams for IT certification candidates. It offers a comprehensive learning path from problem-solving to reviewing incorrect answers and tracking progress, all in one place. It supports various IT certifications like SQLD, ADsP, and Information Processing.

**Highlights:** Practice past exam questions, Simulate real CBT exams, Quick OX quizzes for concept review, Automatic incorrect answer notebook, Learning dashboard with progress tracking, Supports SQLD, ADsP, Information Processing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Focus | $3.99 | one-time |
| Thunder | $4.99 | one-time |
| Pro | $9.99 | one-time |
| Master | $19.99 | one-time |


### Cloud Security Engineer Prep

[App page](https://appshunter.io/ios/app/cloud-security-engineer-prep/id6785744151)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is 문어 CBT free?

문어 CBT is free to download, with in-app purchases available.

### Is Cloud Security Engineer Prep free?

Cloud Security Engineer Prep is free to download, with in-app purchases available.

### Do 문어 CBT or Cloud Security Engineer Prep have ads?

Neither 문어 CBT nor Cloud Security Engineer Prep shows ads.

### Which is updated more often, 문어 CBT or Cloud Security Engineer Prep?

문어 CBT ships an update weekly, and Cloud Security Engineer Prep every 9 days. Most recently, 문어 CBT was updated on October 25, 2026 and Cloud Security Engineer Prep on October 25, 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.*