# 기질 테스트 vs 루딘프

The clearest difference is ads: 루딘프 at none against 기질 테스트's shown. 기질 테스트's advantage is update cadence (every 5 days vs every 11 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

기질 테스트 ships an update every 5 days, 루딘프 every 11 days. The most recent releases landed on September 25, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 기질 테스트 | 루딘프 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 11 days |
| Size | 23 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [HFX Lab](https://appshunter.io/developer/1139262927) | [Seung Hyun Oh](https://appshunter.io/developer/1896164753) |

## What reviewers say

### 기질 테스트

[App page](https://appshunter.io/ios/app/4/id6763751471)

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

**In-app purchases:** none


### 루딘프

[App page](https://appshunter.io/ios/app/ai/id6766019247)

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

**In-app purchases:** none


## Frequently asked questions

### Is 기질 테스트 free?

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

### Is 루딘프 free?

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

### Do 기질 테스트 or 루딘프 have ads?

기질 테스트 shows ads; 루딘프 does not.

### Which is updated more often, 기질 테스트 or 루딘프?

기질 테스트 ships an update every 5 days, and 루딘프 every 11 days. Most recently, 기질 테스트 was updated on September 25, 2026 and 루딘프 on September 11, 2026.

---

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