ROT13 Decoder

ROT13 Decoder is a modern and user-friendly tool for encoding and decoding text using various ROT cipher methods. Perfect for puzzle solving, learning about basic cryptography, or just having fun with text transformation.

🔄 Multiple Cipher Modes:

• ROT13 - Classic letter substitution (A→N, B→O, etc.)

• ROT5 - Number substitution (0→5, 1→6, etc.)

• ROT18 - Combined ROT13 for letters and ROT5 for numbers

• Custom ROT - Create your own patterns with custom shift values

✨ Key Features:

• Real-time encoding and decoding

• Copy functionality

• Clean, ad-free experience

• Works completely offline

💡 Perfect for:

• Puzzle enthusiasts

• Students learning cryptography

• Online communities using ROT ciphers

• Anyone interested in text transformation

Note: ROT ciphers are simple substitution ciphers intended for fun and educational purposes. They are not secure for encrypting sensitive information.

Privacy First: No ads, no tracking, no data collection. Everything works offline!