# Dynamic Martial Arts vs Um Yang

The clearest difference is update cadence: Um Yang at every 3 weeks against Dynamic Martial Arts's every 2 months. Dynamic Martial Arts's advantage is iOS requirement (11.4 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Dynamic Martial Arts against 5.0 for Um Yang. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Dynamic Martial Arts ships an update every 2 months, Um Yang every 3 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | Dynamic Martial Arts | Um Yang |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/dynamic-martial-arts/id1364446451/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/um-yang/id1382538411/reviews) |
| Number of ratings | 2 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 25 MB |
| Requires iOS | **11.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gwak Inc.](https://appshunter.io/developer/1492377558) | [deeje LLC](https://appshunter.io/developer/328085364) |

## What reviewers say

### Dynamic Martial Arts

[App page](https://appshunter.io/ios/app/dynamic-martial-arts/id1364446451)

Stay connected with your martial arts school. Receive important updates, watch curriculum videos, and manage class schedules and event sign-ups directly from your phone.

**Highlights:** Receive notifications, View curriculum videos, View class schedules, Sign up for events, Manage memberships, Refer friends

**Features:** macOS Compatibility

**In-app purchases:** none


### Um Yang

[App page](https://appshunter.io/ios/app/um-yang/id1382538411)

Track your martial arts progress, log training sessions, and set practice goals. Access study resources, news, and connect with friends. Designed for World Tang Soo Do Association members.

**Highlights:** Track ranks, tournaments, and certificates, Log training, practice, and study time, Set and track monthly practice goals, Integrate with Health apps for calorie tracking, Access rank-appropriate study resources and videos, View studio and regional news and events

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

**In-app purchases:** none


## Frequently asked questions

### Is Dynamic Martial Arts free?

Dynamic Martial Arts is free to download, with no in-app purchases.

### Is Um Yang free?

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

### Which has better reviews, Dynamic Martial Arts or Um Yang?

Dynamic Martial Arts and Um Yang are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do Dynamic Martial Arts or Um Yang have ads?

Neither Dynamic Martial Arts nor Um Yang shows ads.

### Which is updated more often, Dynamic Martial Arts or Um Yang?

Dynamic Martial Arts ships an update every 2 months, and Um Yang every 3 weeks. Most recently, Dynamic Martial Arts was updated on November 2, 2026 and Um Yang on November 2, 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.*