Online UTF-8 / Unicode Converter
UTF8编码UTF8解码Unicode转义中文转码
Convert Chinese and non-ASCII text to Unicode escape sequences (emoji split into surrogate pairs) and back, with tolerant decoding of mixed plain text, fully local.
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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
What is a Unicode escape?
It is the hexadecimal form of a Unicode code point; 你 has code point 4F60. JavaScript, JSON, Java and more use it to represent non-ASCII characters.
How is emoji handled?
Emoji are supplementary-plane characters made of surrogate pairs; they split into two consecutive escape units and restore automatically on decode.
Will my data be uploaded?
No, all conversion runs locally in your browser.