# Olleyy vs ChallengeBu!

The clearest difference is ads: ChallengeBu! at none against Olleyy's shown. ChallengeBu! also leads on update cadence (every 3 days vs every 5 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Olleyy ships an update every 5 weeks, ChallengeBu! every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Olleyy | ChallengeBu! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 32 MB | 38 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Olleyy Teknoloji Anonim Sirketi](https://appshunter.io/developer/1862438577) | [Hazar Ustun](https://appshunter.io/developer/1885352713) |

## What reviewers say

### Olleyy

[App page](https://appshunter.io/ios/app/olleyy/id6756708809)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChallengeBu!

[App page](https://appshunter.io/ios/app/challengebu/id6785916807)

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

**In-app purchases:** none


## Frequently asked questions

### Is Olleyy free?

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

### Is ChallengeBu! free?

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

### Do Olleyy or ChallengeBu! have ads?

Olleyy shows ads; ChallengeBu! does not.

### Which is updated more often, Olleyy or ChallengeBu!?

Olleyy ships an update every 5 weeks, and ChallengeBu! every 3 days. Most recently, Olleyy was updated on October 28, 2026 and ChallengeBu! on October 31, 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.*