# SolarShield Geomagnetic Alerts vs Convertall

The clearest difference is in-app purchases: SolarShield Geomagnetic Alerts at none against Convertall's 1. SolarShield Geomagnetic Alerts also leads on update cadence (fortnightly vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Convertall sells 1 one-off in-app purchase. SolarShield Geomagnetic Alerts asks for nothing beyond the download.

SolarShield Geomagnetic Alerts ships an update fortnightly, Convertall every 5 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SolarShield Geomagnetic Alerts | Convertall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 32 MB | 5 MB |
| Requires iOS | **15.5.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Simon McAuliffe](https://appshunter.io/developer/1740443236) | [Laurent ABITBOL](https://appshunter.io/developer/1844389313) |

## What reviewers say

### SolarShield Geomagnetic Alerts

[App page](https://appshunter.io/ios/app/solarshield-geomagnetic-alerts/id6747309109)

**Features:** macOS Compatibility

**In-app purchases:** none


### Convertall

[App page](https://appshunter.io/ios/app/convertall-unit-converter/id6789253598)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is SolarShield Geomagnetic Alerts free?

SolarShield Geomagnetic Alerts is free to download, with no in-app purchases.

### Is Convertall free?

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

### Do SolarShield Geomagnetic Alerts or Convertall have ads?

Both SolarShield Geomagnetic Alerts and Convertall show ads.

### Which is updated more often, SolarShield Geomagnetic Alerts or Convertall?

SolarShield Geomagnetic Alerts ships an update fortnightly, and Convertall every 5 weeks. Most recently, SolarShield Geomagnetic Alerts was updated on November 8, 2026 and Convertall on October 31, 2026.

---

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