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Text to Binary Converter

Convert text to binary, octal, decimal, or hexadecimal byte codes and back, with full UTF-8 support locally.

This tool runs entirely in your browser. Your input is never uploaded.

Input
Text

Text to Binary Converter

Convert any text to its byte representation in binary, octal, decimal, or hexadecimal, or decode byte strings back to text. The tool uses UTF-8 encoding and handles multibyte characters like emoji and CJK scripts correctly.

Both directions support customizable separators and strict validation. All encoding and decoding runs entirely in the browser.

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A growing collection of browser-only tools. Your data stays on your device whenever the browser can handle the task.