Convert text to and vice versa. Send and receive signals using front or rear light sources. Toggle manual light signals for instant SOS alerts. View signal patterns and practice encoding.
by Mark Wong★ 4.431 ratingsUtilitiesFreeData updated 2026-09-26
Provide lighting with multiple modes including slider, toggle, and custom presets. Use strobe mode with adjustable speed. Activate SOS mode for emergency signals. Display full-screen color light for ambient purposes.
The app offers modules for learning Morse code, including character recognition and copying practice. Users can customize settings like speed, pitch, and character groups for personalized learning.
Decode Morse code audio into text using microphone or headset input. Automatically translate signals or manually adjust settings for weak signals. Control filter frequency, WPM speed, and background noise threshold.
Study questions, track progress, prepare for exams
Review and practice questions from the Question Pool effective July 1, 2023. Access practice exams, track progress, and prepare for Amateur Radio License exams. Upgrade from Technician to license within the .
This reference app provides quick access to amateur radio band limits, country codes, band plans, radiogram messages, grid squares, and time. It also includes the RST system, Morse code, phonetic alphabet, unit abbreviations, and metric prefixes.
Nautical information for professional planning navigation.
The app provides nautical information for multiple sea areas including the Atlantic and Pacific. It offers weather reports, forecasts, maps, and NAVTEX radio messages.
Simulate a metal cigarette with customizable themes and colors. Choose from 8 flame styles and personalize with user photos. Save favorites, extinguish flames, and use for continuous lighting. Access camera flashlight for enhanced visual effects.
The app enables users to create custom Morse Code ringtones from their own messages. Users can adjust text, Morse Code/CW speed, and tone frequency, with options for Farnsworth timing and different wave sounds.
The app generates Morse Code audio tests using common English words. Users can adjust speed and tone, with options to display or hide words for learning and practice.
The app functions as a magnifying glass using the device's camera to display a magnified image. Users can adjust the zoom factor up to x4 and utilize the camera flash as a flashlight for improved visibility.