# Solar Activity vs Геомагнитна Прогноза БГ

The clearest difference is review sentiment: Геомагнитна Прогноза БГ at 100% against Solar Activity's 25%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Solar Activity ships an update every 3 months, Геомагнитна Прогноза БГ every 4 months. The most recent releases landed on October 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Solar Activity | Геомагнитна Прогноза БГ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/solar-activity/id1460144397/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 33 MB | 5 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Koyushev](https://appshunter.io/developer/1257728721) | [Tihomir Radev](https://appshunter.io/developer/1403507147) |

## What reviewers say

### Solar Activity

[App page](https://appshunter.io/ios/app/solar-activity/id1460144397)

Track solar activity with a forecast for magnetic storms up to 27 days in advance. View the latest images and videos of the sun, and monitor key metrics like the Kp index and sunspots.

**Highlights:** Magnetic storm forecast, Kp index forecast (3-27 days), Aurora borealis predictions, Sunspot tracking, Solar wind monitoring, Latest SOHO/SDO images & videos

**Features:** macOS Compatibility

**In-app purchases:** none


### Геомагнитна Прогноза БГ

[App page](https://appshunter.io/ios/app/id1523181581)

This app provides real-time and forecasted geomagnetic activity for the next six hours. It helps users quickly check for solar flares and magnetic storms. An added widget offers easy monitoring of geomagnetic activity.

**Highlights:** Real-time geomagnetic activity, 6-hour forecast, Solar flare detection, Magnetic storm alerts, Informative data interpretation, Home screen widget

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar Activity free?

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

### Is Геомагнитна Прогноза БГ free?

Геомагнитна Прогноза БГ is free to download, with no in-app purchases.

### Do Solar Activity or Геомагнитна Прогноза БГ have ads?

Both Solar Activity and Геомагнитна Прогноза БГ show ads.

### Which is updated more often, Solar Activity or Геомагнитна Прогноза БГ?

Solar Activity ships an update every 3 months, and Геомагнитна Прогноза БГ every 4 months. Most recently, Solar Activity was updated on October 25, 2026 and Геомагнитна Прогноза БГ on October 5, 2026.

---

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