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Morse Code Converter

Convert text to Morse code and Morse code back to text — bidirectional.

Quick Answer

The Morse Code Converter translates text to standard ITU Morse code dot-dash notation and decodes Morse back to text. It includes an audio playback feature with adjustable WPM speed for learning, radio hobbyists, educational projects, and signal practice.

Text Input
0 chars · 0 words
Morse Code Output

Morse Code Reference

0-----
1.----
2..---
3...--
4....-
5.....
6-....
7--...
8---..
9----.
A.-
B-...
C-.-.
D-..
E.
F..-.
G--.
H....
I..
J.---
K-.-
L.-..
M--
N-.
O---
P.--.
Q--.-
R.-.
S...
T-
U..-
V...-
W.--
X-..-
Y-.--
Z--..

What Is the Morse Code Converter?

The Morse code converter is an easy-to-use tool that translates standard English text into international Morse code and vice versa. In addition to textual translation, this tool features built-in audio playback and visual light flashing so you can hear and see the Morse code exactly as it was intended to be transmitted.

How to Translate and Play Morse Code

  1. Select your mode: Use the swap button to choose between "Text Input" (to encode text) or "Morse Code Input" (to decode morse).
  2. Type your message: For decoding, use a single space between letters (e.g. . .) and a forward slash or three spaces between words (e.g. . / .).
  3. Play the audio: Click "Play Audio" to hear your message translated into standard 600Hz beeps.
  4. Flash the signal: Click "Flash Light" to see a visual representation of the dots and dashes, simulating a signal lamp.

Understanding the Code Rules

International Morse Code operates on a strict timing system. The basic unit of time is the duration of one "dot" (.).

  • Dot (.): 1 time unit long
  • Dash (-): 3 time units long
  • Gap between parts of the same letter: 1 time unit
  • Gap between letters: 3 time units
  • Gap between words: 7 time units (often represented by a /)

When to Use Morse Code

Amateur Radio

Ham radio operators frequently use Continuous Wave (CW) transmissions because Morse code can cut through static and interference better than voice.

Escape Rooms & Puzzles

Create secret messages or auditory clues for geocaching, tabletop RPGs, escape rooms, and ARG puzzles.

Emergency Signaling

Knowing the universal distress signal SOS (... --- ...) is a practical survival skill using flashlights or tapping.

Boy Scouts & Education

Use this visual and audio tool to help students learn historical communication methods.

History of Morse Code

Invented in the 1830s by Samuel Morse and Alfred Vail, Morse code revolutionized long-distance communication via the telegraph. The International Morse Code standard (which this tool uses) was established in 1865 to account for non-English letters. While it was eventually phased out as a maritime distress standard in 1999 (replaced by satellite systems), it remains highly popular in the amateur radio community and pop culture.

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Frequently Asked Questions

What is Morse code and how does it work?+

Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks. It uses standardized sequences of short signals (dots) and long signals (dashes) to represent letters, numbers, and punctuation.

Can I use this tool to play audio Morse code?+

Yes. Our free online Morse code converter includes an audio playback feature. You can type any English text, convert it to Morse code, and press the Play Audio button to hear it at standard 600Hz frequency.

How do you say SOS in Morse code?+

The universal distress signal SOS is represented as "... --- ..." in Morse code. It consists of three dots (S), three dashes (O), and three dots (S).

Where is Morse code used today?+

While no longer used for commercial maritime shipping, Morse code is still heavily used by amateur radio (ham radio) operators, aviation professionals, and in survival or emergency signaling situations.

Is this Morse code converter free to use?+

Yes, this text to Morse code translator is completely free to use online, requires no signup, and supports bidirectional conversion between text and Morse.