Text to Hex Converter

Convert text to hexadecimal representation.

How to Do It Manually

Convert text to hexadecimal by converting each character to its ASCII value, then converting that value to hex.

  1. Take each character.
  2. Find its ASCII decimal value.
  3. Convert decimal to hexadecimal (0–255 in decimal = 00–FF in hex).
  4. Concatenate all hex values.

Frequently Asked Questions

What's the difference between ASCII and Unicode?

ASCII: 128 characters (0–127). Unicode: 1,114,112 characters, includes international scripts.

Can I convert hex back to text?

Yes, break hex into 2-character pairs, convert each pair from hex to decimal, then to ASCII character.