# YORF vs challenger 챌린저

The clearest difference is update cadence: YORF at monthly against challenger 챌린저's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

YORF ships an update monthly, challenger 챌린저 every 2 months. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | YORF | challenger 챌린저 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Size | 71 MB | 81 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YorfGlobal](https://appshunter.io/developer/1661593393) | [CHALLENGER KOREA CO., LTD](https://appshunter.io/developer/1746625915) |

## What reviewers say

### YORF

[App page](https://appshunter.io/ios/app/yorf/id1661593391)

**In-app purchases:** none


### challenger 챌린저

[App page](https://appshunter.io/ios/app/challenger/id6502737719)

**In-app purchases:** none


## Frequently asked questions

### Is YORF free?

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

### Is challenger 챌린저 free?

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

### Do YORF or challenger 챌린저 have ads?

Both YORF and challenger 챌린저 show ads.

### Which is updated more often, YORF or challenger 챌린저?

YORF ships an update monthly, and challenger 챌린저 every 2 months. Most recently, YORF was updated on October 3, 2026 and challenger 챌린저 on October 17, 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.*