Text ↔ Binary Converter

Convert text to binary representation and vice versa.

Binary conversion

Separator:
Text Input
Binary Output

About Binary

Binary is the fundamental language of computers, using only 0s and 1s. This tool encodes text as UTF-8 and shows each byte of the UTF-8 encoding as an 8-bit group. ASCII characters take one byte; other characters (like é, €, or emoji) take two to four bytes.

A

01000001

B

01000010

1

00110001

@

01000000

Your data never leaves your browser • No cookies • Works offline after your first visit

Press ? for keyboard shortcuts

We use minimal, privacy-focused cookies to improve your experience. Our developer tools process all data locally — we never store your content. Learn more