# DLR_next vs ecoco

The clearest difference is update cadence: ecoco at every 2 days against DLR_next's every 4 months. ecoco also leads on iOS requirement (11.0 vs 13.0). 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.

DLR_next ships an update every 4 months, ecoco every 2 days. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | DLR_next | ecoco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dlr-next/id871094282/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 38 MB | 24 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [DLR German Aerospace Center e.V.](https://appshunter.io/developer/418202933) | [Hammele Huber OHG](https://appshunter.io/developer/1592272486) |

## 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

**In-app purchases:** none


### ecoco

[App page](https://appshunter.io/ios/app/ecoco-emissionsrechner/id6453523349)

**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 ecoco free?

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

### Do DLR_next or ecoco have ads?

Neither DLR_next nor ecoco shows ads.

### Which is updated more often, DLR_next or ecoco?

DLR_next ships an update every 4 months, and ecoco every 2 days. Most recently, DLR_next was updated on September 24, 2026 and ecoco on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*