# LABUS Service App vs SOS Morse Flash

The clearest difference is update cadence: SOS Morse Flash at daily against LABUS Service App's monthly. LABUS Service App's advantage is device support (3 vs 1) and iOS requirement (15.5 vs 18.5). On price, 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.

LABUS Service App ships an update monthly, SOS Morse Flash daily. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LABUS Service App | SOS Morse Flash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 41 MB | 5 MB |
| Requires iOS | **15.5** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [sdnord Systeme & Dienste GmbH](https://appshunter.io/developer/1364945241) | [Thomas Aurange](https://appshunter.io/developer/1783985081) |

## What reviewers say

### LABUS Service App

[App page](https://appshunter.io/ios/app/labus-service-app/id6446120526)

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

**In-app purchases:** none


### SOS Morse Flash

[App page](https://appshunter.io/ios/app/sos-morse-flash/id6748650782)

**In-app purchases:** none


## Frequently asked questions

### Is LABUS Service App free?

LABUS Service App is free to download, with no in-app purchases.

### Is SOS Morse Flash free?

SOS Morse Flash is free to download, with no in-app purchases.

### Do LABUS Service App or SOS Morse Flash have ads?

Neither LABUS Service App nor SOS Morse Flash shows ads.

### Which is updated more often, LABUS Service App or SOS Morse Flash?

LABUS Service App ships an update monthly, and SOS Morse Flash daily. Most recently, LABUS Service App was updated on November 7, 2026 and SOS Morse Flash on October 30, 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.*