Morse Code Converter
Convert text to Morse code or decode Morse code back to text instantly online. Auto-detects direction — just paste and convert. Free Morse code translator, runs entirely in your browser.
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Morse code is a method of encoding text as sequences of short and long signals — conventionally called dots (.) and dashes (-) — originally designed for electric telegraph transmission by Samuel Morse and Alfred Vail in the 1830s. Each letter, digit, and common punctuation mark maps to a unique dot-dash pattern, allowing messages to be sent as audible tones, light flashes, or on-off electrical pulses.
Although modern telecommunications have replaced Morse for most uses, it remains the official international distress signal (SOS: ... --- ...), is used in amateur (ham) radio worldwide, and is required knowledge for certain maritime and aviation licenses. Morse code also has accessibility applications: people with limited motor ability can use a single switch to communicate using Morse input methods on phones and computers.
This tool auto-detects the direction: if your input contains dots and dashes, it decodes Morse to text; if it contains letters and numbers, it encodes text to Morse. Spaces between Morse character groups separate letters, and a forward slash (/) separates words. Both uppercase and lowercase input letters map to the same Morse output.
Common Use Cases
Ham radio operator training
Amateur radio licensing in many countries requires demonstrating Morse code proficiency or familiarity. Operators encode practice sentences to verify their understanding of the letter-pattern mappings, then decode received sequences to check accuracy. Working back and forth between text and Morse reinforces memorization of the most common characters.
Encoding messages in creative projects
Game developers, puzzle designers, and escape room creators embed Morse code as a layer of obfuscation in their narratives. A sound effect, a blinking light sequence, or a pattern on a wall can encode a clue that attentive players decode. The tool quickly converts the intended hint text to its dot-dash representation for placement in the asset.
Accessibility input methods
Google's Gboard keyboard and various assistive technology apps support Morse code input for people with ALS, cerebral palsy, or other conditions affecting fine motor control. Users can type using just two keys — dot and dash — at whatever speed works for them. Caregivers and developers testing these systems use a converter to verify that specific words produce the correct Morse sequence.
Decoding wartime or historical documents
Historians, archivists, and enthusiasts researching World War I and II communications sometimes encounter original telegraph transcripts or naval logbooks written in Morse notation. Converting the dot-dash sequences to text allows the message content to be read without memorising the full code alphabet.
How to Use the Morse Code Converter
- Type plain text to encode it to Morse code, or paste Morse code to decode it.
- The tool auto-detects direction — no mode switch needed.
- In Morse code, letters are separated by spaces and words by "/".
- Click "Copy Output" to copy the result to your clipboard.