Processed client-side in your browser — files never leave your device.
Free, with no signup, account, or usage limits.
Works on any modern browser, including mobile.
About this tool
Use ROT13 / ROT47 when you need to encode and decode text with ROT13 or ROT47 cipher. Processing runs locally in your browser — your input is not uploaded to ThothBox.
How to use
Open ROT13 / ROT47 and paste or type your input.
Choose any options that affect the output.
Run the tool or watch the live result update.
Copy or download the output.
FAQ
What does ROT13 / ROT47 do?
Encode and decode text with ROT13 or ROT47 cipher.
Is ROT13 / ROT47 private?
Yes for typical use: input is processed in your browser and is not uploaded to ThothBox.
Is ROT13 / ROT47 free?
Yes. It is free to use with no signup required.
How do I use ROT13 / ROT47?
Open the ROT13 / ROT47 tool, then open ROT13 / ROT47 and paste or type your input.