# CloudLabs Optical Phenomena vs KORAKU

The clearest difference is ads: CloudLabs Optical Phenomena at none against KORAKU's shown. CloudLabs Optical Phenomena also leads on iOS requirement (9.0 vs 13.0). On price, 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.

## The numbers

| Metric | CloudLabs Optical Phenomena | KORAKU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Weekly |
| Size | 68 MB | 24 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### CloudLabs Optical Phenomena

[App page](https://appshunter.io/ios/app/cloudlabs-optical-phenomena/id1636389963)

**Features:** macOS Compatibility

**In-app purchases:** none


### KORAKU

[App page](https://appshunter.io/ios/app/koraku/id6760215571)

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

**In-app purchases:** none


## Frequently asked questions

### Is CloudLabs Optical Phenomena free?

CloudLabs Optical Phenomena is free to download, with no in-app purchases.

### Is KORAKU free?

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

### Do CloudLabs Optical Phenomena or KORAKU have ads?

KORAKU shows ads; CloudLabs Optical Phenomena does not.

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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.*