Caesar, Vigenère, Playfair, Morse and more — encode, decode and solve classic ciphers in your browser.
Caesar Cipher — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Vigenere Cipher — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Encrypt and decrypt the classic Playfair digraph cipher — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Translate text to Morse code and back.
Encode and decode Francis Bacon's A/B steganographic cipher — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Convert text to Polybius square row/column coordinates and back — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Convert letters to numbers (A=1…Z=26) and back for puzzles and CTFs — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Translate text to and from the 5×5 tap (knock) code — runs 100% in your browser. No data is uploaded; nothing leaves your device.
Every tool on ToolJolt is free, runs in your browser and needs no sign-up.