# Magnetosfera vs Solar Flare Alert

The clearest difference is price: Solar Flare Alert at Free against Magnetosfera's $0.99. Solar Flare Alert also leads on update cadence (every 3 weeks vs every 5 months). Magnetosfera's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Solar Flare Alert is free to download; Magnetosfera costs $0.99 up front. Solar Flare Alert sells 2 in-app purchases, starting at $3.99 per month. Magnetosfera asks for nothing beyond the download.

Magnetosfera ships an update every 5 months, Solar Flare Alert every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Magnetosfera | Solar Flare Alert |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | — | Subscription |
| Size | 31 MB | 13 MB |
| Requires iOS | **17.2** | 17.6 |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Okroshka Lab](https://appshunter.io/developer/467901636) | [Daniel Miara](https://appshunter.io/developer/1871192988) |

## What reviewers say

### Magnetosfera

[App page](https://appshunter.io/ios/app/magnetosfera/id6737810530)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### Solar Flare Alert

[App page](https://appshunter.io/ios/app/solar-flare-alert-forecasts/id6758160984)

Monitor real-time space weather, solar flares, and geomagnetic storms. Get forecasts and alerts based on trusted NOAA and NASA data. Includes widgets and Apple Watch support for quick checks.

**Highlights:** Live space weather dashboard, Solar flare and geomagnetic storm alerts, Kp index and solar wind data, Coronagraph imagery (CME Watch), Home Screen and Lock Screen widgets, Apple Watch app with Live Activity

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solar Flare Alert: Forecasts | $3.99 | per month |
| Auto-renewable annual subscription | $29.99 | per year |


## Frequently asked questions

### Is Magnetosfera free?

Magnetosfera costs $0.99, with no in-app purchases.

### Is Solar Flare Alert free?

Solar Flare Alert is free to download, with in-app purchases available.

### Do Magnetosfera or Solar Flare Alert have ads?

Neither Magnetosfera nor Solar Flare Alert shows ads.

### Which is updated more often, Magnetosfera or Solar Flare Alert?

Magnetosfera ships an update every 5 months, and Solar Flare Alert every 3 weeks. Most recently, Magnetosfera was updated on October 30, 2026 and Solar Flare Alert on October 25, 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.*