# Brain Game by TK park vs WorldRoulette!

The clearest difference is ads: Brain Game by TK park at none against WorldRoulette!'s shown. Brain Game by TK park also leads on iOS requirement (9.0 vs 17.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Brain Game by TK park | WorldRoulette! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Size | 170 MB | 9 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thailand Knowledge Park](https://appshunter.io/developer/1215512862) | [yuya kanbetsunawa](https://appshunter.io/developer/1597026161) |

## What reviewers say

### Brain Game by TK park

[App page](https://appshunter.io/ios/app/brain-game-by-tk-park/id1491892636)

**In-app purchases:** none


### WorldRoulette!

[App page](https://appshunter.io/ios/app/worldroulette/id6748948374)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Game by TK park free?

Brain Game by TK park is free to download, with no in-app purchases.

### Is WorldRoulette! free?

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

### Do Brain Game by TK park or WorldRoulette! have ads?

WorldRoulette! shows ads; Brain Game by TK park does not.

### Which is updated more often, Brain Game by TK park or WorldRoulette!?

Brain Game by TK park ships an update fortnightly, and WorldRoulette! fortnightly. Most recently, Brain Game by TK park was updated on October 26, 2026 and WorldRoulette! on October 28, 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.*