Rot13 Converter
Convert rot13 with this free online tool
ROT13 Converter
Encrypt/decrypt text with ROT13
ROT13 Converter applies ROT13 cipher to text for simple encryption and fun text transformation. Each letter rotates 13 positions in the alphabet. Perfect for creating obfuscated messages and learning cryptography.
Key Features
ROT13 encryption/decryption
Reversible cipher
Preserve non-letters
One-click conversion
Copy encrypted text
Educational tool
How to Use ROT13 Converter
Enter Text
Type or paste text to encrypt/decrypt
Auto-Converts
ROT13 applies automatically
View Result
See transformed text
Copy Output
Click Copy to save result
Share Message
Share encrypted message with others
Use Cases
Create simple encoded messages
Hide spoilers in forums
Learn basic cryptography
Fun text transformation
Frequently Asked Questions
Is ROT13 secure?
No, ROT13 is not cryptographically secure; use it for fun only.
Can I reverse ROT13?
Yes, applying ROT13 twice returns the original text.
Does it affect numbers?
No, numbers and special characters remain unchanged.
What about spaces?
Spaces and punctuation are preserved; only letters rotate.
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