Online Text to Hexadecimal Converter
文本转十六进制十六进制转文本UTF-8进制转换
Convert any text (Chinese, emoji included) to UTF-8 hexadecimal byte sequences and back. Two-digit zero-padded bytes separated by spaces, tolerant parsing, fully local processing.
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How to Use
- Paste the raw text into the input box
- Choose encode or decode direction
- Output appears instantly — copy in one click
- All encoding/decoding runs locally; sensitive content never leaves your device
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FAQ
How is Chinese converted?
Text is first encoded as UTF-8 bytes, then each byte becomes a two-digit hex value, e.g. 你 encodes to E4 BD A0.
Which input formats are supported?
Decoding tolerates space or comma separators and mixed-case hex; invalid bytes produce a clear error message.
Will my data be uploaded?
No, all conversion runs locally in your browser, nothing is uploaded.