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Convert text to and from binary, hexadecimal, octal, decimal and Base64 with Unicode-safe encoding and one-click decode.
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Text to Binary converts text into its binary representation and back, mapping each character to its numeric code and writing it as 8 bits, a clear window into how computers actually store text.
The process is straightforward once you see it: each character has a numeric code (ASCII/UTF-8), and that number is written in base-2 as an 8-bit group. 'A' (code 65) becomes 01000001, so a word is just a sequence of these byte-sized groups, which is exactly how text lives in memory and files.
Decoding reverses it: split a binary string into 8-bit chunks and convert each back to its character. It works in both directions, with the caveat that the binary must be cleanly grouped into bytes, and that characters beyond basic ASCII (emoji, accents) span multiple bytes in UTF-8.
Worth remembering: binary is a representation, not encryption, it's fully reversible by anyone and secures nothing, so it's for learning and demonstrations rather than protecting data. Conversion runs in your browser with nothing uploaded. Pair it with the Base64 Encoder and other ToolsMonk developer and text tools.
| Price | Free, no signup, no paywall, no watermark |
|---|---|
| Works on | Any modern browser: desktop, tablet, and mobile |
| Processing | In your browser, files never leave your device |
| Account required | None |
| Category | Text Tools |
Enter text (or a binary string)
Choose the direction, text to binary, or binary to text
The conversion appears instantly
Copy the result
Converts text to binary and binary back to text
Uses standard 8-bit encoding per character
Instant conversion in both directions
One-click copy of the result
Runs in your browser, your text is never uploaded
Free, with no signup and no character limit
Learning how text is represented in binary
Encoding a short message as binary for fun or teaching
Decoding a binary string back into readable text
Demonstrating character encoding in lessons
Read binary back by splitting it into 8-bit groups, one character each
Binary isn't security, it's a reversible representation anyone can decode
For non-ASCII characters (emoji, accents), expect multiple bytes per character in UTF-8
Common questions about this tool, its workflow, and what to expect before you use it.
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Preview
Convert text to and from binary, hexadecimal, octal, decimal and Base64 with Unicode-safe encoding and one-click decode.
Use Text to Binary free →Live tool (iframe)
Readers use the real, working tool right on your page, with a small credit line underneath.
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