# Magnetic Storms vs On

The clearest difference is ads: On at none against Magnetic Storms's shown. On also leads on update cadence (monthly vs every 12 months) and monetization model (free vs free with in-app purchases). Magnetic Storms's advantage is review sentiment (82% vs 50%) and iOS requirement (12.4 vs 15.6). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 4.3 for Magnetic Storms against 4.4 for On. Both are backed by a comparable volume of ratings — 19 and 13 respectively. Written reviews are what separate them: 82% of Magnetic Storms's written reviews are positive against 50% of On's.

Magnetic Storms ships an update every 12 months, On monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Magnetic Storms | On |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (19 ratings)](https://appshunter.io/ios/app/magnetic-storms/id575956246/reviews) | **[4.4 (13 ratings)](https://appshunter.io/ios/app/on-air-net-scraper/id1536271710/reviews)** |
| Number of ratings | **19** | 13 |
| Positive reviews | **81.5% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 37 MB | 30 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Andre Molina](https://appshunter.io/developer/503002385) | [Christopher Robson](https://appshunter.io/developer/1536271712) |

## What reviewers say

### Magnetic Storms

[App page](https://appshunter.io/ios/app/magnetic-storms/id575956246)

Monitor Earth's magnetic field and solar activity in near real-time. Track Kp and A indices, solar wind speed, solar flares, and proton/electron flux. Predict auroras and magnetic storms.

**Highlights:** Real-time magnetic field monitoring, Solar activity tracking, Kp and A Index data, Solar wind speed, Solar flare detection, Proton and electron flux, Aurora prediction

**In-app purchases:** none

**What reviewers like**

- 👍 Informative data
- 👍 Useful for space enthusiasts
- 👍 Good for research
- 👍 Real-time monitoring
- 👍 Helpful for drone pilots

**What reviewers complain about**

- 🐛 App quits updating
- 🐛 Old data
- 🐛 App crashes on startup
- 🐛 App crashes immediately
- 🐛 App crashes on first run

**Reported bugs**

- App quits updating
- Chart not updated
- Crashes on startup
- App crashes immediately
- App crashes on first run

**Requested features**

- Paid version without ads
- Local weather based on location
- Email or notification alerts for major magnetic storms
- Long-term/historical data
- Dark mode option


### On

[App page](https://appshunter.io/ios/app/on-air-net-scraper/id1536271710)

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

**Highlights:** Real-time net check-in tracking, Instant messaging (AIM) sessions, Integrated email client, Configurable information displays, QRZ/QRZCQ call sign lookup, WebSDR audio streaming, QRZ Logbook integration

**In-app purchases:** none


## Frequently asked questions

### Is Magnetic Storms free?

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

### Is On free?

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

### Which has better reviews, Magnetic Storms or On?

On is rated higher. Magnetic Storms averages 4.3 out of 5 from 19 ratings, while On averages 4.4 from 13 ratings.

### Do Magnetic Storms or On have ads?

Magnetic Storms shows ads; On does not.

### Which is updated more often, Magnetic Storms or On?

Magnetic Storms ships an update every 12 months, and On monthly. Most recently, Magnetic Storms was updated on November 1, 2026 and On on November 3, 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.*