Morse Code Translator

Quick answer: Morse Code Translator is a free online tool that lets you convert text to morse code and decode morse back to readable text instantly. This free morse code translator handles letters, numbers and punctuation — no signup, runs entirely in your browser. It works instantly with no signup or download — everything runs privately in your browser.

Convert text to morse code and decode morse back to readable text instantly. This free morse code translator handles letters, numbers and punctuation — no signup, runs entirely in your browser.

What is the Morse Code Translator?

A morse code translator converts between plain text and Morse code, the famous system of dots and dashes invented in the 1830s for telegraphy. Our translator supports the full international (ITU) alphabet: A–Z, 0–9 and common punctuation, encoding in one direction and decoding in the other with a single toggle.

To encode, type any message and get standard Morse with letters separated by spaces and words separated by slashes. To decode, paste dot-dash sequences and read the plain text instantly. Characters with no Morse equivalent are skipped gracefully during encoding, and unrecognized sequences are skipped during decoding, so messy input never breaks the tool.

It is free with no signup and runs entirely in your browser. Use it to learn Morse for amateur radio exams, decode puzzle clues, create secret notes, or explore one of history’s most enduring codes — including the famous SOS distress signal (… — …). Nearly two centuries after its invention, Morse code still crackles across amateur radio bands and hides in puzzle hunts — a testament to elegant design. Learning even a handful of letters connects you to the earliest days of instant long-distance communication.

How to use the Morse Code Translator

  1. Choose Encode to turn text into Morse, or Decode to turn Morse back into text.
  2. For encoding, type or paste your message — letters, numbers and basic punctuation all work.
  3. For decoding, paste Morse code using dots (.) and dashes (-), with spaces between letters.
  4. Press the convert button to see the result instantly in the output box.
  5. Copy the result or download it as a text file for use in messages, puzzles or study notes.

Morse Code Translator use cases

Learning Morse code

Amateur radio operators and scouts memorize the alphabet by encoding everyday phrases and decoding them back. Instant translation makes practice loops fast and fun. Start with SOS, your initials and CQ — the most useful sequences first.

Puzzle and escape rooms

Puzzle hunts, geocaching and escape rooms love Morse clues. Decode a suspicious dot-dash string in seconds instead of squinting at a reference chart. Morse hidden in audio tones or blinking lights is a puzzle classic worth recognizing.

Secret messages

Pass notes that look like gibberish to the uninitiated. Encoding a message in Morse is a classic low-tech cipher for friends and classrooms. Tap it on a table to send messages no listener can intercept casually.

Emergency signaling knowledge

Knowing SOS (… — …) and basic signaling is a genuine outdoor safety skill. Translating a few phrases builds familiarity that could matter one day. A flashlight blinking SOS is universally understood by rescuers worldwide.

History and education

Teachers demonstrate 19th-century telegraphy by having students encode messages the way operators did — a tangible link to communication history. Have students encode telegrams as 1850s operators did, charging by the word.

Tips

  • In decoding mode, separate letters with spaces and words with slashes (/) for the cleanest results.
  • SOS is … — … — three dots, three dashes, three dots — the most recognized Morse sequence in the world.
  • Practice a little daily: encode your grocery list or decode one sentence to build recognition speed.
  • For spoken clarity over radio or phone (‘M as in Mike’), use the NATO phonetic converter on this site instead.

Worked example, a mistake to avoid, and when not to use it

Worked example

Enter SOS in Encode mode. The output is … — …, which is three dots, three dashes, and three dots again.

A mistake to avoid

Do not run letters together when decoding. Leave a space between letters and a slash between words, or the result will merge into the wrong letters. For a simple letter shift instead, try the Caesar cipher

When not to use it

Do not use Morse for a private message that must stay secret, because anyone who knows Morse can read it. For spoken spelling, use the NATO phonetic converter

Frequently asked questions

What characters does the translator support?
The full international Morse alphabet: letters A–Z, digits 0–9, and common punctuation including period, comma, question mark, exclamation mark, slash, parentheses and more. Anything without a Morse equivalent is skipped during encoding rather than causing an error. This covers virtually everything you would type in a normal English message.
How do I decode Morse code?
Switch to Decode mode and paste the code using dots (.) and dashes (-), with a space between each letter and a slash (/) between words. The translator converts it back to plain text instantly. Listen for the rhythm too — dits and dahs have a musical pattern once you know them.
What happens with unknown characters?
They are skipped gracefully. Encoding ignores characters with no Morse mapping (like emojis), and decoding skips dot-dash groups that do not match any known letter, so partial or messy input still produces useful output. Clean input in, clean output out: stick to letters, digits and basic punctuation for best results.
What is the difference between a dot and a dash in timing?
In real telegraphy a dash is three times as long as a dot, with specific gaps between letters and words. For translation purposes you only need the symbols — the tool handles the spacing conventions for you. Proper spacing is what separates readable Morse from an ambiguous blur of beeps.
Can I translate long messages?
Yes, there is no length limit. Encode entire paragraphs for puzzles or study material, or decode long received sequences in one paste. Entire chapters translate in one paste, though decoding long streams takes patience. Entire paragraphs translate in one paste, in either direction.
Is the morse code translator free?
Completely free with no signup and unlimited translations. Everything runs locally in your browser. Translate unlimited messages in both directions — free forever, with no account and no quotas. Encode, decode and practice daily; the tool never asks for anything in return.
Does it use American or International Morse?
International Morse (ITU standard) — the version used worldwide in amateur radio, aviation and maritime contexts, and the one you want for exams and puzzles. American Morse is a historical curiosity now; International is the living standard. International Morse is the standard used in radio, aviation and puzzles worldwide.