Decode · Auto-detect · Audio
Morse code decoder
Paste dots, dashes, and slashes — get plain text instantly. Runs in your browser, no upload, no account. Need to encode the other direction? Use the translator.
Experimental
Listen with your microphone
Tap Start listening, then play or send Morse near your mic. We detect tones, time their length, and decode them in real time. Works best with a clean 500–800 Hz tone at 15–25 WPM.
Detected dots & dashes
Decoded text
Microphone access is requested only when you press Start. Audio never leaves your device.
Examples
Common patterns
Click any row to decode it instantly.
How decoding works
The format in one line
- Dot
- . short signal (1 unit)
- Dash
- - long signal (3 units)
- Letter gap
- a single space between letters (3 units)
- Word gap
- / with surrounding spaces (7 units)
The decoder also accepts middle-dot (·), bullet (•), en-dash (–), em-dash (—), and pipe (|) as separators.
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