Octal to Text
Convert octal byte values back into text. Paste space-separated octal codes to decode.
About the Octal to Text converter
This tool decodes octal byte values back into readable text. You paste base-8 codes and each one is treated as a byte, so 110 151 decodes to Hi. It is the reverse of a text-to-octal tool and is useful for reading octal escape sequences, decoding values from older systems, and checking the result of an encoder.
How to use it
- Paste your octal codes, each separated by a space.
- The decoded text appears instantly below.
- Copy the readable result to use elsewhere.
Each octal code uses only the digits 0 to 7 and should map to a byte in the range 0 to 377 in octal (0 to 255 in decimal). For multi-byte UTF-8 characters, the codes must appear in their original order to rebuild the character. Values containing an 8 or 9 are not valid octal and may not decode. The conversion runs in your browser, so the codes you paste are never sent to a server.
Frequently asked questions
What is the valid range for an octal byte code?
A single byte runs from 0 to 255, which is 0 to 377 in octal. Codes above 377 are outside one byte and may not decode to a single character.
Why is my code not decoding?
Octal uses only the digits 0 through 7. A code containing an 8 or 9 is not valid octal, so check the digits if a segment fails to decode.
Can it decode accented letters or emoji?
Yes, provided the original multi-byte UTF-8 codes are all present and in order, since those characters span several bytes.
Is the octal I paste uploaded anywhere?
No. Decoding happens entirely in your browser, so the data stays on your device.