# Roots Master vs 문어 CBT

The clearest difference is price: 문어 CBT at Free against Roots Master's $8.99. 문어 CBT also leads on update cadence (every 6 days vs every 9 months). Roots Master's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On ads and in-app purchases there is nothing between them.

문어 CBT is free to download; Roots Master costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Roots Master ships an update every 9 months, 문어 CBT every 6 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Roots Master | 문어 CBT |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 93 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) | [mooneolab](https://appshunter.io/developer/1896763449) |

## What reviewers say

### Roots Master

[App page](https://appshunter.io/ios/app/roots-master/id6739428678)

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

**In-app purchases:** none


### 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:** none


## Frequently asked questions

### Is Roots Master free?

Roots Master costs $8.99, with no in-app purchases.

### Is 문어 CBT free?

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

### Do Roots Master or 문어 CBT have ads?

Neither Roots Master nor 문어 CBT shows ads.

### Which is updated more often, Roots Master or 문어 CBT?

Roots Master ships an update every 9 months, and 문어 CBT every 6 days. Most recently, Roots Master was updated on October 9, 2026 and 문어 CBT on October 7, 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.*