# 유술가들 vs RookFlow

The clearest difference is update cadence: RookFlow at every 2 days against 유술가들's fortnightly. 유술가들's advantage is iOS requirement (16.0 vs 18.0). 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.

유술가들 ships an update fortnightly, RookFlow every 2 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 유술가들 | RookFlow |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | — |
| Size | 1 MB | 123 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [chanhyeok choi](https://appshunter.io/developer/1799983470) | [Pratheek Balakrishna](https://appshunter.io/developer/1826744138) |

## What reviewers say

### 유술가들

[App page](https://appshunter.io/ios/app/id6784299219)

Connect with fellow martial arts enthusiasts to share techniques, discuss matches, and find local gyms. Stay updated on upcoming competitions with convenient countdowns and notifications.

**Highlights:** Share techniques and experiences, View upcoming competition schedules, Find gym and coach information, Access technique guides, Home widget countdowns for deadlines, Push notifications for events

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

**In-app purchases:** none


### RookFlow

[App page](https://appshunter.io/ios/app/rookflow-grappling-map/id6804788233)

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

**In-app purchases:** none


## Frequently asked questions

### Is 유술가들 free?

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

### Is RookFlow free?

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

### Do 유술가들 or RookFlow have ads?

Neither 유술가들 nor RookFlow shows ads.

### Which is updated more often, 유술가들 or RookFlow?

유술가들 ships an update fortnightly, and RookFlow every 2 days. Most recently, 유술가들 was updated on November 5, 2026 and RookFlow on November 10, 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.*