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ROT13 Encoder/Decoder

Apply ROT13 cipher to text. Encode or decode - the same operation works both ways.

How to Use ROT13 Encoder/Decoder

Enter text to apply ROT13 cipher. Apply again to decode.

Features

  • 100% free — no sign-up or account required
  • Works entirely in your browser — your data never leaves your device
  • Instant results as you type
  • Mobile-friendly and works on any device

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