Text - Binary Conversion & Reverse Conversion
Convert between plain text and binary
Features
Supports two-way conversion
Convert text to binary and restore binary to the original text
Choose whether to use a delimiter
Switch between space-separated bytes and no separator
Supports Japanese and other languages
Convert full-width characters and emoji to bit sequences with UTF-8
Auto-normalize full-width alphanumerics
Convert full-width input to half-width before converting to prevent errors
How to use
Select the conversion mode tab
Select "Text -> Binary" or "Binary -> Text" with the tab
Enter the source text
Paste text or binary into the input field; samples are also available
Specify whether to use a delimiter
Choose space-separated or no separator when encoding
Get the result with the convert button
Press the button to show the conversion result and copy it to use
Use cases
Learn computer principles
Understand how characters are represented as bit sequences with real examples
Create programming materials
Quickly prepare exercise samples for character codes and binary
Check binary data
Turn a received binary sequence back into the original text to inspect its content
Create cipher-like messages
Convert a message to a friend into binary for a playful touch
Safety and privacy
Runs entirely in your browser
Your input data is processed only within your browser and is never sent externally.
Processing only in your browser
converting between text and binary is processed entirely within your browser, and input data is not sent to any server.
Communications encrypted with HTTPS
Page loading is also encrypted by TLS, and content cannot be read by third parties.
No transmission to third parties
Input content is not sent to external services such as ad networks or trackers.
No automatic saving of results
the converted string and input suggestions are not stored on the server.
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Most tools are designed securely and do not transmit data.