# Columbus Eye vs X

The clearest difference is device support: Columbus Eye at 3 against X's —. X's advantage is iOS requirement (10.0 vs 15.0). On price and in-app purchases 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 | Columbus Eye | X |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 213 MB | 1.0 GB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Ruhr-Universitaet Bochum](https://appshunter.io/developer/476630475) | [Universitaet Leipzig](https://appshunter.io/developer/1506000314) |

## What reviewers say

### Columbus Eye

[App page](https://appshunter.io/ios/app/columbus-eye/id6444104616)

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

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-bert/id6450861061)

**In-app purchases:** none


## Frequently asked questions

### Is Columbus Eye free?

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

### Is X free?

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

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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.*