Text ↔ Binary — Free Online Tool

Convert readable text to binary byte sequences and translate supported binary input back into text.

This private tool runs locally in your browser. Your text is never uploaded or sent to a server.

How to use Text ↔ Binary

Choose text-to-binary or binary-to-text
Enter the source value
Copy the conversion

Example

The ASCII letter “A” is represented as “01000001”.

Useful tips

Separate bytes clearly when decoding
Unicode characters may require multiple encoded bytes

JavaScript enables the interactive tool above.

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