All Tools
Atbash Mirror Reversal
Use our free Atbash Mirror Reversal tool to easily encrypt or decrypt text. Simple, secure, and instant online cipher conversion.
Free Online PDF to Excel Converter
Convert PDF to Excel online for free. Edit and analyze your data easily. Fast, accurate, and secure. No registration required!
Pigpen Freemason Cipher
Encode and decode messages using the Pigpen (Masonic) cipher. Easy-to-use online tool for creating secret messages.
Tap Code Knock
Convert text to tap code & vice versa! Learn & practice Morse code with our easy-to-use translator. Free & online.
Polybius Box Grid
Encrypt & decrypt messages with the Polybius Square Cipher! Free online tool. Learn about the Polybius Box and its use in cryptography.
Scytale Wrap Encoder
Encode text with the Scytale Wrap Encoder. Secure online tool for cipher encryption. Simple, fast, and free to use. Protect your messages!
Rail Fence Route Cipher
Encrypt and decrypt text using the Rail Fence Cipher! Secure your messages easily with this simple transposition technique. Free online tool.
Transposition Column Shuffler
Encrypt and decrypt messages quickly with our online Transposition Column Shuffler. Easy-to-use tool for secure communication.
Substitution Table Maker
Generate substitution tables for cryptography & security. Create custom alphabets and mappings quickly & easily. Free online tool!
Enigma Rotor Simulator
Simulate the Enigma machine online. Encrypt and decrypt messages using various rotor settings. Learn about cryptography and WWII codebreaking.
Playfair Square Digraph
Encrypt/decrypt text with the Playfair Square Digraph cipher. Easy to use online tool. Secure your messages!
Hill Cipher Matrix
Encrypt or decrypt messages using the Hill Cipher with our online matrix tool. Secure your data with this classic encryption method.