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Morse Code to Text Translator - Online Decoder

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Morse Code Translator

Instantly decode Morse code to text or encode text to Morse code — fast, accurate, and free.

0 chars 0 symbols
Speed: 20 WPM
0 chars 0 words

Letters
Numbers
Punctuation & Special

Frequently Asked Questions

Morse code is a character encoding system that transmits text as sequences of two different signal durations — dots (short signals) and dashes (long signals). Each letter of the alphabet, each digit, and some punctuation marks are represented by a unique combination of dots and dashes. Originally developed for telegraph communication in the 1830s-1840s by Samuel Morse and Alfred Vail, it became the standard for long-distance communication and is still used today in aviation, amateur radio, and emergency signaling. The most famous Morse code signal is SOS (... --- ...), recognized internationally as a distress call.

Using this tool is straightforward — select the mode (Morse → Text or Text → Morse) using the toggle buttons at the top, type or paste your content into the input area, and the translation appears instantly in the output area below. For Morse code input, use . (dot) for short signals and - (dash) for long signals. Separate letters with a single space and words with a forward slash / or double spaces. Click the Copy button to copy the result, or use the Play button to hear the Morse code audio with adjustable speed (5-40 WPM).

WPM stands for Words Per Minute and measures the transmission speed of Morse code. The standard word used for calibration is "PARIS", which contains 50 dot-time units. At 20 WPM (the default speed on this tool), each dot duration is approximately 60 milliseconds, with dashes lasting 3 times longer (180ms). You can adjust the playback speed using the slider from 5 WPM (slow, beginner-friendly) to 40 WPM (fast, expert level). Lower speeds are great for learning and practice, while higher speeds approximate real-world amateur radio communication.

Although modern digital communication has largely replaced Morse code, it remains in active use in several domains — amateur (ham) radio operators use it for long-distance contacts, aviation navigation aids (like VOR and NDB beacons) transmit identifiers in Morse code, the military still trains personnel in Morse for backup communication, and it serves as an accessibility tool for people with certain disabilities who can communicate through simple switch inputs. It's also popular in escape rooms, puzzles, and geocaching as an entertaining cipher.

Learning Morse code takes practice but can be rewarding. Start by memorizing the most common letters (E, T, A, N, I, M) which have the simplest patterns. Use mnemonic devices — for example, "A" (.-) sounds like "a-PART", "B" (-...) sounds like "BOB is-the-man". Practice with the Koch method: start at a high speed (15-20 WPM) but with only 2 characters, adding more as you master each one. Listen to Morse code audio rather than trying to count dots and dashes visually. Use this translator's Play button to hear the rhythm, and gradually increase the WPM as you improve. Consistent daily practice of 15-20 minutes is more effective than occasional long sessions.

No, Morse code is not case-sensitive — uppercase and lowercase letters are represented by the same dot-dash patterns. This translator automatically converts all text to uppercase when encoding to Morse code. Numbers 0-9 each have standardized 5-element patterns (e.g., 1 is .----, 5 is .....). Common punctuation marks like period (.-.-.-), comma (--..--), question mark (..--..), and slash (-..-.) are also supported. Unsupported characters (like emojis or special Unicode symbols) will be silently omitted during encoding. Refer to the reference chart above for a complete mapping.
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