# Master Jo's World Class TKD vs NHA App

The clearest difference is update cadence: Master Jo's World Class TKD at weekly against NHA App's every 4 weeks. Master Jo's World Class TKD also leads on iOS requirement (12.0 vs 14.0). 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.

Master Jo's World Class TKD ships an update weekly, NHA App every 4 weeks. The most recent releases landed on September 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Master Jo's World Class TKD | NHA App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (66 ratings)](https://appshunter.io/ios/app/nha-app/id6749588152/reviews)** |
| Number of ratings | — | **66** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | — | Free |
| Size | 55 MB | 200 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jiseong Jo](https://appshunter.io/developer/1815276386) | [National Heritage Academies](https://appshunter.io/developer/762818011) |

## What reviewers say

### Master Jo's World Class TKD

[App page](https://appshunter.io/ios/app/master-jos-world-class-tkd/id6746126225)

**Features:** macOS Compatibility

**In-app purchases:** none


### NHA App

[App page](https://appshunter.io/ios/app/nha-app/id6749588152)

This app facilitates communication between families and schools, providing real-time updates, announcements, and direct messaging with teachers and staff. Users can view school news, events, and sign up for volunteer opportunities.

**Highlights:** Real-time school updates, Direct messaging with teachers, View school news and events, Sign up for volunteer opportunities, Complete school forms

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

**In-app purchases:** none


## Frequently asked questions

### Is Master Jo's World Class TKD free?

Master Jo's World Class TKD is free to download, with no in-app purchases.

### Is NHA App free?

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

### Do Master Jo's World Class TKD or NHA App have ads?

Neither Master Jo's World Class TKD nor NHA App shows ads.

### Which is updated more often, Master Jo's World Class TKD or NHA App?

Master Jo's World Class TKD ships an update weekly, and NHA App every 4 weeks. Most recently, Master Jo's World Class TKD was updated on September 30, 2026 and NHA App on October 18, 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.*