This free binary code translator converts any text into 8-bit binary instantly, or paste binary code and turn it back into readable text. Runs entirely in your browser — nothing you type is uploaded or stored.
Guides: Binary Translator ExplainedBinary Code Translator GuideTranslator for Binary
What Is a Binary Translator?
A binary translator converts human-readable text into the 1s and 0s a computer actually stores, and back again. Every character has a numeric code point (its ASCII value), and that number, written in base-2 instead of base-10, is what you see as “binary.”
How Text Becomes Binary
Each character is looked up in a standard table (ASCII, for common English letters, numbers, and symbols), which gives it a number from 0 to 255. That number is written using 8 binary digits — for example, the letter “A” is 65 in decimal, which is 01000001 in binary. String several of those together, one per character, and you get the binary version of a whole word or sentence.
Quick Reference Table
| Character | Decimal | Binary |
|---|---|---|
| A | 65 | 01000001 |
| a | 97 | 01100001 |
| 0 | 48 | 00110000 |
| Space | 32 | 00100000 |
| ! | 33 | 00100001 |
Examples to Try
“Hi” → 01001000 01101001
“2026” → 00110010 00110000 00110010 00110110
Common Mistakes
The most frequent slip is dropping leading zeros — binary letters always use a full 8 digits, so “1000001” (7 digits) is not the same as “01000001” (8 digits) and won’t decode correctly. Removing all spaces from a binary string is the second most common issue: without spaces (or a fixed 8-bit chunk size), the converter has no way to know where one character ends and the next begins.
Frequently Asked Questions
Is this tool free? Yes, completely free with no sign-up.
Is my data private? Yes — the conversion happens entirely in your browser. Nothing you type is sent to a server or stored anywhere.
Does it support non-English characters? This tool uses standard 8-bit ASCII encoding, which covers English letters, numbers, and common symbols. Characters outside that range (like Arabic script or emoji) use multi-byte Unicode encoding and may not convert as expected.
What’s the difference between binary and hex? They’re both ways of representing the same numeric value — binary uses base-2 (0s and 1s), hex uses base-16. Our Hex Converter handles hex conversions the same way.