HELIO Morse Messenger
Utilities

HELIO Morse Messenger

ge-nie inc. · released 21 Jul 2026 · Open in App Store ↗

Revenue 30d not estimated
Downloads 30d not estimated
Rating 5.00 1 reviews

No in-app products collected for this app.

Rating
Japan100%15.00
United Arab Emirates<1%0
Afghanistan<1%0
Antigua And Barbuda<1%0
Anguilla<1%0
Albania<1%0
Armenia<1%0
Angola<1%0
Argentina<1%0
Austria<1%0

The store shows a different set in every country

Description

HELIO turns text into Morse code and sends it as flashes of light.

Choose International Morse or Japanese Morse and use two devices to communicate with letters, numbers, hiragana, and katakana.

KEY FEATURES

Switch between International and Japanese Morse code

Normalize hiragana, katakana, voiced, and semi-voiced marks for Japanese Morse

Transmit at a steady 7 WPM

Receive and decode light signals with the camera

Resend messages from your history

Try the receiving flow with Demo Mode when a camera is unavailable

HOW TO USE

1. On the sending device, choose a Morse mode and enter a message.

2. On the receiving device, choose the same mode and start listening first.

3. Start transmission and point the flashing screen toward the receiving camera.

SAFETY

HELIO uses flashing light. Do not use the app if you are sensitive to flashing lights. Check your surroundings and never use it while driving or in unsafe situations.