# HamAlert vs MySondy GO

The clearest difference is rating: HamAlert at 4.2 against MySondy GO's 3.7. HamAlert also leads on ratings volume (29 vs 3). MySondy GO's advantage is update cadence (monthly vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

HamAlert holds the better App Store score, 4.2 against 3.7. That said, the two scores are not equally well evidenced: HamAlert has 29 ratings behind it against 3, so its average is the more settled of the two.

HamAlert ships an update every 4 months, MySondy GO monthly. The most recent releases landed on September 17, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | HamAlert | MySondy GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (29 ratings)](https://appshunter.io/ios/app/hamalert/id1200759798/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/mysondy-go/id6744840307/reviews) |
| Number of ratings | **29** | 3 |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 10 MB | 12 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Manuel Kasper](https://appshunter.io/developer/1200759797) | [MIRKO DALMONTE](https://appshunter.io/developer/1809497083) |

## What reviewers say

### HamAlert

[App page](https://appshunter.io/ios/app/hamalert/id1200759798)

Receive instant push notifications for desired amateur radio contacts. Filter alerts by various criteria like callsign, band, mode, and location. Stay updated on DX spots from multiple sources.

**Highlights:** Push notifications for desired stations, Filter spots by DXCC, callsign, and location, Support for Reverse Beacon Network, SOTAwatch, DX cluster, PSK Reporter, Filter by band, mode, and time, Filter by spotter callsign and DXCC

**Features:** macOS Compatibility

**In-app purchases:** none


### MySondy GO

[App page](https://appshunter.io/ios/app/mysondy-go/id6744840307)

This app aids in radio sonde field research by connecting to a TTGO Lora 32 device via Bluetooth. It displays the probe's position, smartphone location, and received data on a map. It also offers standalone and companion functionality for Apple Watch.

**Highlights:** Bluetooth connectivity to TTGO Lora 32, Real-time map display of probe and smartphone positions, Displays received radio sonde data, Standalone Apple Watch app, Companion Apple Watch app

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HamAlert free?

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

### Is MySondy GO free?

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

### Which has better reviews, HamAlert or MySondy GO?

HamAlert is rated higher. HamAlert averages 4.2 out of 5 from 29 ratings, while MySondy GO averages 3.7 from 3 ratings.

### Do HamAlert or MySondy GO have ads?

Neither HamAlert nor MySondy GO shows ads.

### Which is updated more often, HamAlert or MySondy GO?

HamAlert ships an update every 4 months, and MySondy GO monthly. Most recently, HamAlert was updated on September 17, 2026 and MySondy GO on July 6, 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.*