The app increases Morse code copying speed by sending random callsigns at a selected speed and frequency. It provides visual feedback on correct and incorrect answers, showing the user's percentage of correct responses.
by Pignology, LLC★ 0.00 ratingsEducation$0.99Data updated 2026-10-25
Practice written with 300+ mock questions in English and Chinese. Questions are based on "Road User's Code" from HKTD. Includes study mode, progress tracking, and exam simulation.
With interactive lessons, code exercises, and quizzes. Explore syntax, functions, and DOM manipulation. Build projects step-by-step and track progress with built-in assessments. Share code snippets and receive feedback.