ditdah is a free online Morse code translator that converts text to Morse code and Morse code back to text instantly. It goes beyond text: decode Morse from audio recordings or a microphone, from images and screenshots, and from video. Features include audio playback with WPM speed control and Farnsworth spacing, a signal lamp and vibration output, WAV download, shareable links, a printable Morse code chart, a full alphabet and punctuation reference, prosigns, learning guides, a Koch-method trainer and quizzes. Everything runs 100% in the browser — no sign-up, no ads, and nothing you type is uploaded or stored.