UTF-8 Byte Viewer
// View UTF-8 byte sequences for any text
Enter text above to see its UTF-8 byte breakdown.
#About UTF-8 Byte Viewer
Free online UTF-8 encoder and decoder. See the exact byte sequences for any text in UTF-8 encoding, with hex and binary views. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What is UTF-8? ▾
UTF-8 is a variable-width character encoding that uses 1 to 4 bytes per character. ASCII characters use 1 byte, while characters like emoji can use up to 4 bytes.
Why is knowing the byte sequence useful? ▾
Understanding UTF-8 byte sequences helps debug encoding issues, calculate string sizes for databases, and work with binary protocols.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/utf8-encoder-decoder" width="100%" height="500" frameborder="0" title="UTF-8 Byte Viewer"></iframe>