# GNSK Amsterdam vs Ulab AR

The clearest difference is update cadence: Ulab AR at every 3 weeks against GNSK Amsterdam's every 3 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.

GNSK Amsterdam ships an update every 3 months, Ulab AR every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GNSK Amsterdam | Ulab AR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 41 MB | 122 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Moonly Software](https://appshunter.io/developer/1558820324) | [Ulab SumDU](https://appshunter.io/developer/1600533659) |

## What reviewers say

### GNSK Amsterdam

[App page](https://appshunter.io/ios/app/gnsk-amsterdam/id1242498052)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ulab AR

[App page](https://appshunter.io/ios/app/ulab-ar/id1481355142)

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

**In-app purchases:** none


## Frequently asked questions

### Is GNSK Amsterdam free?

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

### Is Ulab AR free?

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

### Do GNSK Amsterdam or Ulab AR have ads?

Neither GNSK Amsterdam nor Ulab AR shows ads.

### Which is updated more often, GNSK Amsterdam or Ulab AR?

GNSK Amsterdam ships an update every 3 months, and Ulab AR every 3 weeks. Most recently, GNSK Amsterdam was updated on November 2, 2026 and Ulab AR on November 3, 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.*