# RogerKapp vs MySondy GO

The clearest difference is iOS requirement: RogerKapp at 9.0 against MySondy GO's 16.6. 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.

RogerKapp ships an update every 2 months, MySondy GO monthly. The most recent releases landed on May 16, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | RogerKapp | MySondy GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/mysondy-go/id6744840307/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 181 MB | 12 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [SPORT VILLAGE NUOTO E FITNESS SOCIETA' SPORTIVA DILETTANTISTICA A RESPONSABILITA' LIMITATA](https://appshunter.io/developer/860601904) | [MIRKO DALMONTE](https://appshunter.io/developer/1809497083) |

## What reviewers say

### RogerKapp

[App page](https://appshunter.io/ios/app/rogerkapp/id860601901)

**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 RogerKapp free?

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

### Is MySondy GO free?

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

### Do RogerKapp or MySondy GO have ads?

Neither RogerKapp nor MySondy GO shows ads.

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

RogerKapp ships an update every 2 months, and MySondy GO monthly. Most recently, RogerKapp was updated on May 16, 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.*