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ROT cipher tool for encoding and decoding text with multiple cipher modes.
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!