ASCII Code Converter

Convert characters to decimal, hex, octal and binary codes — and back.

Text → codes:

Code → character (decimal):

–Character

How to use

Type text for a code table, or a code number to find its character; everything runs in your browser.

What is ASCII?

A 128-character encoding where A=65, a=97, 0=48, space=32.

Can I convert whole text?

Yes — type a sentence to see every character's codes in a table.

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