ASCII Converter

Convert text to ASCII decimal codes and back.

Free ASCII converter. Convert text into decimal character codes, or decode a list of codes back into text. A simple tool for encoding, debugging and learning character codes. Runs in your browser.

How to use the ASCII Converter

  1. 01Choose Text → ASCII or ASCII → Text.
  2. 02Type text, or paste space-separated decimal codes.
  3. 03Copy the converted result.

Frequently asked questions

What character codes does it produce?

It outputs the decimal code point of each character. Standard ASCII covers 0–127; characters beyond that show their full Unicode code point value.