Text to Binary, Octal & Hex

All tools
Convert text to binary, octal, decimal and hexadecimal — and back again. Every field is live and editable, with delimiter, padding and uppercase options.

Edit any field below — the others update instantly. Everything runs on your device over UTF-8; nothing is uploaded.

Separator
How each value is separated in the binary, octal and hex output.
Pad each value to a fixed width (e.g. 01001000).
Show hexadecimal letters in uppercase (FF instead of ff).
Invalid input for this format.
Invalid input for this format.
Invalid input for this format.
Invalid input for this format.
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