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Free ROT13 Encoder – Encode and Decode Text Using ROT13 Cipher

Quickly encode or decode text using the ROT13 cipher with our free online ROT13 Encoder. Simple, fast, and perfect for fun text transformations or basic obfuscation.


Free ROT13 Encoder – Encode and Decode Text Using ROT13 Cipher

The ROT13 Encoder tool allows you to convert any text using the ROT13 substitution cipher, which shifts letters by 13 places in the alphabet. This tool works both ways—encode or decode—since ROT13 is symmetric. It’s commonly used for obscuring spoilers, puzzle clues, or simple text encryption. Paste your text and get the ROT13 result instantly, with no registration required.

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