ROT13 Encoder
Apply a simple ROT13 substitution cipher to your text.
How to Use the ROT13 Encoder Tool
Enter Your Text
Type or paste the text you want to encode with ROT13.
Click Process
Press 'Process' to apply the ROT13 cipher.
View Encoded Text
The output shows the ROT13-encoded version.
Copy Result
Save the encoded text.
Why Use the ROT13 Encoder Tool?
- Apply simple text obfuscation for basic privacy
- Hide spoilers in forum posts and messages
- Create simple puzzles and ciphers for entertainment
- Learn about substitution ciphers and cryptography basics
Frequently Asked Questions
How do I decode ROT13?
Simply run the encoded text through the tool again!
Is ROT13 secure?
No, it's a simple cipher that provides no real security.
What characters are affected?
Only alphabetical letters are shifted. Numbers and symbols remain unchanged.
Why 13 positions?
ROT13 is its own inverse because the alphabet has 26 letters.
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