# Morse Transmitter

> Morse code encoder, decoder, and real-time audio decoder. (iPhone/iPad app by Shuyang Sun.)

- Source: https://appshunter.io/ios/app/morse-transmitter/id1079473715 (this page in markdown: same URL + `.md`)
- Developer: [Shuyang Sun](https://appshunter.io/developer/1079473714)
- Category: Utilities, Reference
- Price: Free
- Rating: 4.30/5 from 302 App Store ratings · 83 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 30 MB
- Languages: American English, Arabic, French (France), German (Germany), Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2016-02-06
- Data updated: 2026-07-23
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/morse-transmitter/id1079473715/reviews.md

## What is Morse Transmitter?

Want to encode and decode Morse code? This app is PERFECT for you!

Morse Transmitter allows you to encode or decode Morse code, it can also decode Morse code audio in real time! The audio decoder has built-in audio frequency filter, and automatic WPM detector!

Features:
• Encode text to Morse code!
• Output Morse code using screen, speaker and flash!
• Decode Morse code to text!
• Decode Morse code audio in real time!
• Customizable WPM and audio frequency for encoder/decoder!
• Support decoding common Morse code prosigns!
• Dictionary for learning Morse code!
• Multiple color theme, in case you get bored with the interface!

Have fun!

If you enjoy this app, please rate us on App Store, that will help us a lot.

Thank you for using Morse Transmitter, we will keep improving our software to bring you better experience!

## Key features

- Encode text to Morse code
- Decode Morse code to text
- Real-time audio decoding
- Output via screen, speaker, flash
- Customizable WPM and frequency
- Morse code prosign decoding
- Learning dictionary

## What do users think of Morse Transmitter?

Overall sentiment: mixed

**Pros**

- 👍 Simple and intuitive user interface
- 🎯 Text-to-Morse conversion works well
- 💡 Multiple output modes (sound, light, vibration)
- 🆓 Free app with no advertisements
- 📚 Built-in dictionary feature
- ⚡ Customizable WPM and pitch settings
- 🎓 Effective learning tool for Morse code
- 📋 Copy-paste text functionality
- 🔦 Flashlight/strobe feature for visual Morse
- 🌍 Supports multiple languages

**Cons**

- 🐛 Audio decoding frequently produces gibberish
- 🔊 Sound output issues or no sound at all
- 🎤 Microphone input unreliable and inaccurate
- ❌ App crashes and freezes
- ⚠️ Poor punctuation handling (shows emojis instead)
- 🔄 Inconsistent performance across devices
- 📱 Abandoned/no developer support
- 🐛 Audio gets stuck in long tones
- 🔤 Difficulty with numbers and special characters
- ⚙️ Confusing input method for Morse writing

**Commonly reported bugs**

- Audio decoder stuck on long dashes/tones
- Microphone decoding only produces 'T' and 'E' characters
- Alphabet section plays continuous sound when clicking multiple cards
- Text appears in mirror writing after translation
- Numbers not working properly
- Battery percentage overlay during low power mode
- Preset text works but custom text doesn't translate properly
- Strobe feature doesn't work with custom text input
- Inconsistent audio output levels
- Decoding produces mostly emojis instead of characters

**Most requested features**

- Loop/repeat functionality for messages
- Offline mode capability
- Continental Morse code option
- Russian language support
- Record and playback feature
- Better punctuation translation
- Higher WPM support (beyond 21 WPM)
- Translator tool integrated into app
- Sound button near Morse code translation
- Better documentation/user guide

## Recent user reviews (10 of 83)

All indexed reviews: https://appshunter.io/ios/app/morse-transmitter/id1079473715/reviews.md

### 1/5 — Front Camera On

*2026-07-03, version 1.2.5*

Why does the front camera on when I turn on the mic?   No good.

—   • — •   — •       — — —   — •       • — —   • • • •   •   — •       • •       • —   — • — •   —   • •   • • • —   • —   —   •       —   • • • •   •       — —   • •   — • — •   — • — • — —

### 5/5 — 73

*2026-05-04, version 1.2.5*

✝️MARANATHA✝️

### 5/5 — Timelight25.blogspot.com approved

*2026-04-28, version 1.2.5*

Kid tested

### 5/5 — Two Bad Knees

*2026-04-18, version 1.2.5*

Always wanted to learn Morse Code. This app has been a great teacher!

### 2/5 — The has been abandoned no support  crashes consistently

*2025-03-04, version 1.2.5*

Forgot about this app it’s dead.

### 5/5 — Great app

*2024-10-27, version 1.2.5*

Awesome app use every day as part of my learning process.

### 5/5 — Very nice!

*2024-08-01, version 1.2.5*

Simple, nice UI, and I love their dictionary! Hope this helps ❤️

### 1/5 — Bad at translations

*2024-05-12, version 1.2.5*

Using a straight key I can't get it to produce any letters aside from T and E.

### 1/5 — Funktioniert nicht

*2024-02-03*

Die Audioausgabe gibt keinen Laut von sich. Die Aufnahmefunktion funktioniert leidlich aber nicht sonderlich zuverlässig. Da kann man noch mal Hand anlegen.

### 5/5 — FUNCIONA

*2023-12-09*

ME SIRVE PARA ESCUCHA Y PRACTICA.

## Frequently asked questions about Morse Transmitter

### What does the Morse Transmitter app do?

This app allows you to encode text into Morse code and decode Morse code back into text. It also features a real-time audio decoder that can interpret Morse code sounds.

### What are the key features of Morse Transmitter?

Key features include encoding text to Morse code, decoding Morse code to text, real-time audio decoding with automatic WPM detection, outputting Morse code via screen, speaker, and flash, and a dictionary for learning Morse code.

### Is Morse Transmitter free to use?

Yes, the Morse Transmitter app is available for free. The provided information indicates no in-app purchases or advertisements.

### What is the primary use case for this app?

The primary use case is for anyone who wants to learn, practice, encode, or decode Morse code. It's useful for communication, educational purposes, or hobbyists interested in this historical communication method.

## Version history (last 5 releases)

### 1.2.5 — 2017-11-08

This app has been updated by Apple to display the Apple Watch app icon.

• Better iPhone X support.
• Bug fix and UI improvements.

### 1.2.3 — 2017-11-07

• Fix crash when trying to use microphone to decode Morse code audio.

### 1.2.2 — 2017-11-07

• iPhone X support.
• Smoother screen flash for Morse code output.
• Bug fix and performance improvements.

### 1.1.0 — 2016-04-09

• iOS 9.3.1 support
• Performance improvements
• New language support: French, German

### 1.0 — 2016-02-06

No release notes.

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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 2026-07-23.*