# 도전! 지리왕 vs RoboTrail Coding Brain Trainer

The clearest difference is in-app purchases: 도전! 지리왕 at none against RoboTrail Coding Brain Trainer's 1. 도전! 지리왕 also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. RoboTrail Coding Brain Trainer sells 1 one-off in-app purchase. 도전! 지리왕 asks for nothing beyond the download.

## The numbers

| Metric | 도전! 지리왕 | RoboTrail Coding Brain Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Size | 103 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yunyoung Choi](https://appshunter.io/developer/1132498314) | [woosik choi](https://appshunter.io/developer/1845521022) |

## What reviewers say

### 도전! 지리왕

[App page](https://appshunter.io/ios/app/id6504737966)

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

**In-app purchases:** none


### RoboTrail Coding Brain Trainer

[App page](https://appshunter.io/ios/app/robotrail-coding-brain-trainer/id6764465655)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고 제거 | $1.99 | one-time |


## Frequently asked questions

### Is 도전! 지리왕 free?

도전! 지리왕 is free to download, with no in-app purchases.

### Is RoboTrail Coding Brain Trainer free?

RoboTrail Coding Brain Trainer is free to download, with in-app purchases available.

### Do 도전! 지리왕 or RoboTrail Coding Brain Trainer have ads?

RoboTrail Coding Brain Trainer shows ads; 도전! 지리왕 does not.

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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.*