# World Class Tae Kwon Do vs HIIT School

The clearest difference is in-app purchases: World Class Tae Kwon Do at none against HIIT School's 1. World Class Tae Kwon Do also leads on iOS requirement (14.0 vs 16.0). HIIT School's advantage is update cadence (every 3 weeks vs every 20 months). On price, ads and device support there is nothing between them.

Both are free to download. HIIT School sells 1 in-app purchase, starting at $9.99 per 3 months. World Class Tae Kwon Do asks for nothing beyond the download.

World Class Tae Kwon Do ships an update every 20 months, HIIT School every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | World Class Tae Kwon Do | HIIT School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/world-class-tae-kwon-do/id1397960118/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 48 MB | 193 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [World Class Tae Kwon Do, INC.](https://appshunter.io/developer/1397960117) | [HIIT School Inc.](https://appshunter.io/developer/1540819901) |

## What reviewers say

### World Class Tae Kwon Do

[App page](https://appshunter.io/ios/app/world-class-tae-kwon-do/id1397960118)

This app provides access to martial arts curriculum videos, upcoming event information, and the class schedule for a leading school in San Jose. Users can also easily contact the school directly through the application.

**Highlights:** Curriculum videos, Special event listings, Class schedule access, Direct contact information, Martial arts training resources

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

**In-app purchases:** none


### HIIT School

[App page](https://appshunter.io/ios/app/hiit-school/id1540819896)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 months | $9.99 | per 3 months |


## Frequently asked questions

### Is World Class Tae Kwon Do free?

World Class Tae Kwon Do is free to download, with no in-app purchases.

### Is HIIT School free?

HIIT School is free to download, with in-app purchases available.

### Do World Class Tae Kwon Do or HIIT School have ads?

Neither World Class Tae Kwon Do nor HIIT School shows ads.

### Which is updated more often, World Class Tae Kwon Do or HIIT School?

World Class Tae Kwon Do ships an update every 20 months, and HIIT School every 3 weeks. Most recently, World Class Tae Kwon Do was updated on November 2, 2026 and HIIT School on November 3, 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.*