# Avalanche Forecast vs Aurora Notifier

The clearest difference is in-app purchases: Avalanche Forecast at none against Aurora Notifier's 2. Avalanche Forecast also leads on device support (4 vs 2). Aurora Notifier's advantage is update cadence (every 5 days vs monthly) and iOS requirement (17.0 vs 26.0). On price and ads there is nothing between them.

Both are free to download. Aurora Notifier sells 2 one-off in-app purchases. Avalanche Forecast asks for nothing beyond the download.

Avalanche Forecast ships an update monthly, Aurora Notifier every 5 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | Avalanche Forecast | Aurora Notifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (6 ratings)](https://appshunter.io/ios/app/aurora-notifier/id6532618262/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 20 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jonas Follesoe](https://appshunter.io/developer/1613060789) | [Naturfakta AS](https://appshunter.io/developer/1756730718) |

## What reviewers say

### Avalanche Forecast

[App page](https://appshunter.io/ios/app/avalanche-forecast/id1613060787)

**In-app purchases:** none


### Aurora Notifier

[App page](https://appshunter.io/ios/app/aurora-notifier/id6532618262)

Receive alerts for potential aurora sightings with configurable thresholds for Kp-index and solar wind parameters. See user-submitted photos and real-time observation locations on a 3D globe. A premium version offers advanced technical data and hidden features.

**Highlights:** Aurora sighting notifications, Configurable alert thresholds, User-submitted aurora photos, Real-time observation map, Kp-index and solar wind data, Premium version with advanced features

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium upgrade | $2.99 | one-time |
| Premium | $3.99 | one-time |


## Frequently asked questions

### Is Avalanche Forecast free?

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

### Is Aurora Notifier free?

Aurora Notifier is free to download, with in-app purchases available.

### Do Avalanche Forecast or Aurora Notifier have ads?

Neither Avalanche Forecast nor Aurora Notifier shows ads.

### Which is updated more often, Avalanche Forecast or Aurora Notifier?

Avalanche Forecast ships an update monthly, and Aurora Notifier every 5 days. Most recently, Avalanche Forecast was updated on October 9, 2026 and Aurora Notifier on October 9, 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.*