Text to ASCII Converter

See decimal, hexadecimal and binary code points for each character. Useful for encoding lessons and debugging. Local only.

Everything runs in your browser. Your input is not sent to a server by this tool.

How to use the Text to ASCII Converter

  1. Enter text.
  2. Choose output format.
  3. Press Convert.
  4. Copy the codes.

How it works

Each character’s code point is formatted in the selected base; non-ASCII is labeled.

Why use the Text to ASCII Converter

Understand what computers store for each character.

Common use cases

  • Programming courses
  • Encoding debugging
  • Curious exploration of text

Text to ASCII Converter FAQ

Is everything ASCII?

Only code points 0–127 are ASCII; higher values are Unicode.

Is it free?

Yes.