# TKD vs 34. UDK

The clearest difference is update cadence: TKD at every 6 days against 34. UDK's every 3 weeks. 34. UDK's advantage is iOS requirement (13.2 vs 15.6). 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.

TKD ships an update every 6 days, 34. UDK every 3 weeks. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | TKD | 34. UDK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 25 MB | 9 MB |
| Requires iOS | 15.6 | **13.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAATURE BILISIM TEKNOLOJILERI A S](https://appshunter.io/developer/761465758) | [Gizem Yucel](https://appshunter.io/developer/1456460732) |

## What reviewers say

### TKD

[App page](https://appshunter.io/ios/app/tkd/id6744400172)

**In-app purchases:** none


### 34. UDK

[App page](https://appshunter.io/ios/app/34-udk/id6762469195)

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

**In-app purchases:** none


## Frequently asked questions

### Is TKD free?

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

### Is 34. UDK free?

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

### Do TKD or 34. UDK have ads?

Neither TKD nor 34. UDK shows ads.

### Which is updated more often, TKD or 34. UDK?

TKD ships an update every 6 days, and 34. UDK every 3 weeks. Most recently, TKD was updated on September 25, 2026 and 34. UDK on September 26, 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.*