Text to Binary

Turn text into space-separated 8-bit binary bytes and copy or download the result. Inspect how UTF-8 represents accented letters.

Use this tool to inspect a string byte by byte. Each output group represents one UTF-8 byte, so a single character can produce several groups.

  • 100% free
  • No registration
  • On your device
  • Modern browser
  1. 1Enter details
  2. 2Adjust options
  3. 3View result

Convert UTF-8 text to binary bytes. Your input stays on this device.

ResultIdle
Your result will appear here.

Your input stays on this device for this operation. We don’t upload or store it.

About Text to Binary

Use this tool to inspect a string byte by byte. Each output group represents one UTF-8 byte, so a single character can produce several groups.

Byte groups

Shows eight digits per byte, including leading zeros.

TXT download

Save the generated bits as plain text.

How to use Text to Binary

  1. 1

    Enter a string

    Paste a string in Source text.

  2. 2

    Inspect the byte groups

    Press Process and count the eight-bit groups.

  3. 3

    Save the binary text

    Copy the result or download the TXT file.

Formats and practical limits

Text in, space-separated 8-bit groups out.

  • Source input is limited to 100,000 JavaScript string units.
  • The output represents UTF-8 bytes rather than the numeric code point of each character.

Practical example

Paste é to get 11000011 10101001.

Further reading

Frequently Asked Questions

2 answers
Why does é use two groups?

Its UTF-8 representation contains two bytes.

Will spaces in my text be encoded?

Yes. A normal space becomes 00100000.