# Kustväder vs Norrsken

The clearest difference is update cadence: Norrsken at every 6 days against Kustväder'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.

Kustväder ships an update every 3 months, Norrsken every 6 days. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Kustväder | Norrsken |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/norrsken/id1029938700/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | — | Free |
| Size | 49 MB | 26 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Sjöräddningssällskapet](https://appshunter.io/developer/924482449) | [Johan Runbert](https://appshunter.io/developer/1008104316) |

## What reviewers say

### Kustväder

[App page](https://appshunter.io/ios/app/kustvader/id380856463)

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

**In-app purchases:** none


### Norrsken

[App page](https://appshunter.io/ios/app/norrsken/id1029938700)

This app forecasts the likelihood of seeing the Northern Lights based on your location. It provides real-time push notifications for optimal viewing conditions and includes features like a compass, long-term forecasts, and live data on solar wind and geomagnetic activity.

**Highlights:** Real-time Northern Lights probability forecast, Push notifications for good viewing conditions, Compass with haptic feedback, 3-day long-term forecast, Live solar wind and geomagnetic data, Webcam alerts for aurora appearance

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

**In-app purchases:** none


## Frequently asked questions

### Is Kustväder free?

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

### Is Norrsken free?

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

### Do Kustväder or Norrsken have ads?

Neither Kustväder nor Norrsken shows ads.

### Which is updated more often, Kustväder or Norrsken?

Kustväder ships an update every 3 months, and Norrsken every 6 days. Most recently, Kustväder was updated on September 18, 2026 and Norrsken on September 15, 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.*