# DLR_next vs Columbus Eye

The clearest difference is update cadence: Columbus Eye at every 2 months against DLR_next's every 4 months. On price, ads, in-app purchases and monetization model there is nothing between them.

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

DLR_next ships an update every 4 months, Columbus Eye every 2 months. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | DLR_next | Columbus Eye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dlr-next/id871094282/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 38 MB | 213 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [DLR German Aerospace Center e.V.](https://appshunter.io/developer/418202933) | [Ruhr-Universitaet Bochum](https://appshunter.io/developer/476630475) |

## What reviewers say

### DLR_next

[App page](https://appshunter.io/ios/app/dlr-next/id871094282)

Explore the cosmos with interactive features about the International Space Station and the night sky. Track the ISS's live position, find upcoming visible passes, and use your phone as a mobile observatory to identify stars and planets.

**Highlights:** Live ISS position tracking, Upcoming ISS pass predictions, Mobile star observatory, Identify stars and planets, Detailed information on bright stars, Interactive 3D ISS map

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DLR_next free?

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

### Is Columbus Eye free?

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

### Do DLR_next or Columbus Eye have ads?

Neither DLR_next nor Columbus Eye shows ads.

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

DLR_next ships an update every 4 months, and Columbus Eye every 2 months. Most recently, DLR_next was updated on October 24, 2026 and Columbus Eye on October 6, 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.*