# CTA 말문제 vs SYSTEM

The clearest difference is in-app purchases: SYSTEM at none against CTA 말문제's 1. SYSTEM also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CTA 말문제 sells 1 one-off in-app purchase. SYSTEM asks for nothing beyond the download.

## The numbers

| Metric | CTA 말문제 | SYSTEM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cta-1/id6759821188/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 18 MB |
| Requires iOS | 15.3 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yoonseop Shin](https://appshunter.io/developer/1676050889) | [taewook kim](https://appshunter.io/developer/6799875518) |

## What reviewers say

### CTA 말문제

[App page](https://appshunter.io/ios/app/cta-1/id6759821188)

Practice Korean language problems for the CTA exam anytime, anywhere. Review incorrect answers in a dedicated notebook and search for problems on mobile. Updated with past exam questions and trends, with explanations being added to some questions.

**Highlights:** Practice problems in spare time, Review incorrect answers in a notebook, Mobile problem search, Updated with past exam questions and trends, Explanations added to some questions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고 제거 | $2.99 | one-time |


### SYSTEM

[App page](https://appshunter.io/ios/app/system/id6799875516)

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

**In-app purchases:** none


## Frequently asked questions

### Is CTA 말문제 free?

CTA 말문제 is free to download, with in-app purchases available.

### Is SYSTEM free?

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

### Do CTA 말문제 or SYSTEM have ads?

CTA 말문제 shows ads; SYSTEM does not.

---

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