Escape-room clue
Encode a short instruction with Morse or Symbol substitution for players to decode.
Encode or decode a message using Caesar, Atbash, ROT13, Morse code, or symbol substitution, with instant on-screen output and one-click copy.
Encode a short instruction with Morse or Symbol substitution for players to decode.
Paste an already-encoded message and switch to Decode to read it back.
No. Caesar always shifts by 3 letters and ROT13 always shifts by 13 letters here. For an adjustable shift, use the separate Mystery Cryptogram Generator.
No. This tool has Copy and Reset only; use the Mystery Cryptogram Generator if you want a printable puzzle.
No. Reset only clears the message text; your chosen cipher and Encode/Decode mode stay selected.
Generate a Caesar-shift cryptogram from a built-in mystery message or your own text, with difficulty-based hint letters and a printable answer key.
Generate and play a custom hidden-clue word-search puzzle where unused letters reveal a clue, suspect name, location, or mystery phrase.
Generate a deterministic, logically solvable mystery puzzle with suspects, statements, evidence, hints, answer, and explanation.
Try MurdSearch, Murder Mystery Cases, and Mystery Sudoku — three ways to crack a case.
Choose a Game