Hex encoder

Text to HEX

Convert text into hexadecimal byte sequences.

UTF-8 encoding Spacing options Upper/lowercase
Encoder

Readable HEX fast

Paste any string and get HEX bytes for debugging, networking, or quick encoding tasks.

Text → HEX

Encode text into hexadecimal

Choose spacing, per-line, or continuous output. Select uppercase or lowercase HEX.

Encoding
Output format
Case

Text to HEX converter

Use this text to hex converter to encode any string into hexadecimal bytes. Good for debugging, networking, encoding lessons, and quick dev checks. Keywords: text to hex converter, encode string as hex, online text to hex tool.

How text to hex works

We encode your text to bytes using UTF-8, then render each byte as a two-digit hex value. Example: “Hello” → 48 65 6C 6C 6F.

How to use this converter

  1. Paste your text into the input box.
  2. Pick the hex format (spaces, continuous, or per-line) and letter case.
  3. Click Convert to HEX.
  4. Copy the hex string or review the character-to-byte table.

FAQ – Text to HEX

What encoding do you use?

UTF-8 by default.

Will emojis and non-English chars work?

Yes, UTF-8 encodes them as multi-byte hex sequences.

What’s the difference between continuous vs spaced hex?

Continuous has no separators; spaced shows each byte separated for readability.

Is this free?

Yes—no login required.

Does this work on mobile?

Yes, fully responsive.