Text ↔ Binary Converter

Convert text into its binary representation (UTF-8, 8 bits per byte) and back.

100% freeNo sign-upRuns in your browserNo upload · data stays private

📖 Read the full Text ↔ Binary Converter guide — how it works, examples & FAQ →

How to use this tool

  1. Type text, or paste space-separated binary bytes.
  2. Pick the direction.
  3. Copy the result.

Example

"A" → "01000001"

Why it's private

This tool runs entirely in your browser using JavaScript. Whatever you paste is processed on your own device — it is never uploaded to a server, logged, or stored. Built by Calabi, which also strips AI metadata and C2PA signals from images and video.

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