Text to Binary Converter

Convert UTF-8 text into eight-bit binary byte groups or decode binary bytes back into readable text.

Convert in your browser · No sign-up

Each byte uses exactly eight bits. Spaces may separate groups; incomplete bytes and invalid UTF-8 sequences are rejected.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Convert UTF-8 text into eight-bit binary byte groups or decode binary bytes back into readable text.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

Hi → 01001000 01101001

Details and limitations

Each byte uses exactly eight bits. Spaces may separate groups; incomplete bytes and invalid UTF-8 sequences are rejected.

Text stays in your browser; it is not sent to a conversion server.

FAQ

Text to Binary Converter — What are the supported inputs and limits?

Each byte uses exactly eight bits. Spaces may separate groups; incomplete bytes and invalid UTF-8 sequences are rejected.

Format references

Tool page updated: