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Code & Cipher

5 tools

Encode and decode messages with ROT13, Caesar cipher, NATO phonetic alphabet, Binary code, and Morse code.

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Binary Code Translator

Convert text to binary code (0s and 1s) or translate binary back to readable text.

Hi → 01001000 01101001

Morse Code Translator

Convert text to Morse code dots and dashes, or decode Morse code back to plain text.

Hello → .... . .-.. .-.. ---

Apply the ROT13 substitution cipher — shifts every letter by 13 positions. Run it twice to decode.

Hello World → Uryyb Jbeyq

Shift every letter by a chosen amount (1–25) to encode or decode messages with the classic Caesar cipher.

Hello World → Khoor Zruog (shift 3)

NATO Phonetic Alphabet

Spell out text using the NATO phonetic alphabet — Alpha, Bravo, Charlie, Delta…

SOS → Sierra Oscar Sierra

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About Code & Cipher

Encode and decode messages with ROT13, Caesar cipher, NATO phonetic alphabet, Binary code, and Morse code. All 5 tools are completely free, require no signup, and run entirely in your browser — your text is never sent to any server.