# Tang Soo Do Reference vs ZENMMA

The clearest difference is ads: ZENMMA at none against Tang Soo Do Reference's shown. ZENMMA also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Tang Soo Do Reference sells 1 in-app purchase, starting at $1.99 per month and ZENMMA sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Tang Soo Do Reference ships an update every 2 weeks, ZENMMA every 9 days. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Tang Soo Do Reference | ZENMMA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 88 MB | 35 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Steven Elmore](https://appshunter.io/developer/1775289821) | [ZEN Mixed MArtial Arts Inc.](https://appshunter.io/developer/1810860326) |

## What reviewers say

### Tang Soo Do Reference

[App page](https://appshunter.io/ios/app/tang-soo-do-reference/id6737467644)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Monthly | $1.99 | per month |


### ZENMMA

[App page](https://appshunter.io/ios/app/zenmma/id6745118962)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Yearly Subscription | $199.99 | per year |


## Frequently asked questions

### Is Tang Soo Do Reference free?

Tang Soo Do Reference is free to download, with in-app purchases available.

### Is ZENMMA free?

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

### Do Tang Soo Do Reference or ZENMMA have ads?

Tang Soo Do Reference shows ads; ZENMMA does not.

### Which is updated more often, Tang Soo Do Reference or ZENMMA?

Tang Soo Do Reference ships an update every 2 weeks, and ZENMMA every 9 days. Most recently, Tang Soo Do Reference was updated on October 16, 2026 and ZENMMA on October 1, 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.*