# Columbus Eye vs phyfunk

The clearest difference is update cadence: phyfunk at fortnightly against Columbus Eye's every 2 months. 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.

Columbus Eye ships an update every 2 months, phyfunk fortnightly. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Columbus Eye | phyfunk |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 213 MB | 22 MB |
| Requires iOS | **15.0** | 16 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ruhr-Universitaet Bochum](https://appshunter.io/developer/476630475) | [Stephan Engelhard](https://appshunter.io/developer/1542199587) |

## What reviewers say

### Columbus Eye

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

Explore Earth's features like volcanoes and cities in 3D using augmented reality. This educational app uses real satellite data and printable worksheets to bring scientific content to life for learning at home or in the classroom.

**Highlights:** Marker-based Augmented Reality, High-quality satellite imagery, Interactive learning modules, Based on real satellite data, Works with printable worksheets

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

**In-app purchases:** none


### phyfunk

[App page](https://appshunter.io/ios/app/phyfunk/id6504498083)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Columbus Eye free?

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

### Is phyfunk free?

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

### Do Columbus Eye or phyfunk have ads?

Neither Columbus Eye nor phyfunk shows ads.

### Which is updated more often, Columbus Eye or phyfunk?

Columbus Eye ships an update every 2 months, and phyfunk fortnightly. Most recently, Columbus Eye was updated on October 6, 2026 and phyfunk on October 7, 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.*