Variant
ROT13 (letters)
ROT5 (digits)
ROT18 (letters + digits)
ROT47 (letters, digits, symbols)
Text to convert
Hello World
Result
Use as input
Copy
Uryyb Jbeyq
Crack it: I don’t know the key
Tries every key and ranks the results by how English they read
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Step by step
How each letter is worked out by hand
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Letter frequencies
Count the letters and compare them with English
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Which cipher is this?
A guess from the text’s letters and symbols
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