# SEMO Play: Semaphore & Morse — Learn Semaphore & Morse Code

> Learn Semaphore & Morse Code (iPhone/iPad app by Dieu Doan.)

- Source: https://appshunter.io/ios/app/semo-play-semaphore-and-morse/id6813007894 (this page in markdown: same URL + `.md`)
- Developer: [Dieu Doan](https://appshunter.io/developer/6809473186)
- Category: Games, Education, Puzzle, Trivia
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 30 MB
- Languages: American English
- Released: 2026-09-24
- Data updated: 2026-10-15

## What is SEMO Play?

Discover the art of classical communication with SEMO Play! Whether you are a scout, a maritime signaling enthusiast, an amateur radio operator, or someone who simply loves learning codes, SEMO Play offers an interactive and engaging platform to master Semaphore flag positions and Morse Code.

Key Features:
• Interactive Learning Game: Identify the character shown by the Semaphore flags and tap the correct option before the timer runs out. 
• Adaptive Challenge: Each correct answer boosts your score and increases the speed, putting your recognition skills to the ultimate test!
• Morse Code Integration: Listen to the audio Morse code corresponding to each character to train your ear dynamically.
• Comprehensive Charts: Access detailed visual reference charts for both Semaphore flag positions and Morse Code symbols to study at your own pace.
• Clean & Modern Interface: Seamlessly supports system-wide Light and Dark modes with an adaptive edge-to-edge layout.

Train your mind, master historical communication channels, and see how high you can score. Download SEMO Play today and become a communication pro!

## Is SEMO Play safe?

Not enough ratings yet to assess SEMO Play.

## Is SEMO Play legit?

SEMO Play: Semaphore & Morse appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for SEMO Play is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 2 releases)

### 0.3.9 — 2026-09-26

Fix show ads

### 0.3.8 — 2026-09-24

No release notes.

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## More apps by Dieu Doan

- [Sỏi Việt: Ô Ăn Quan & Cờ Gánh](https://appshunter.io/ios/app/soi-viet-o-an-quan-and-co-ganh/id6809473183)
- [Spectrum: Color Gradient Logic](https://appshunter.io/ios/app/spectrum-color-gradient-logic/id6810940089)
- [Encodex: Encoder & Decoder](https://appshunter.io/ios/app/encodex-encoder-and-decoder/id6813501461)
- [Pet Talking Buttons](https://appshunter.io/ios/app/pet-talking-buttons/id6813502169)

All apps by Dieu Doan: https://appshunter.io/developer/6809473186

## Related topics

[semafori](https://appshunter.io/ios/topics/semafori) · [signaling](https://appshunter.io/ios/topics/signaling) · [semaphore](https://appshunter.io/ios/topics/semaphore)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-15.*