Binary Translator

Convert text to binary and binary back to text. Shows byte-level breakdown with decimal values. Free, client-side binary translator tool.

Everything runs in your browser — your data is never sent to any server.

Why Use the Binary Translator?

Understanding how text is represented in binary is fundamental to computer science education and low-level programming. Our Binary Translator converts text to its binary representation and back, with a detailed byte-level breakdown showing character, binary, and decimal values.

Key Features

  • Bidirectional conversion: text to binary and binary to text
  • Byte-level breakdown showing each character's binary and decimal value
  • Space-separated 8-bit binary groups for readability
  • Error handling for invalid binary input with clear messages

How to Use

  1. Select Text→Binary or Binary→Text tab
  2. Enter your text or space-separated binary groups in the input
  3. View the translation result and byte breakdown

Technical Details

Each character is converted to its 8-bit binary representation using UTF-8 encoding (charCodeAt + toString(2) with padStart). Binary input is parsed as space-separated 8-bit groups, each converted back via parseInt(byte, 2). Characters with code points above 255 may produce multi-byte sequences.

FAQ

Why are binary groups 8 bits?

8 bits (one byte) is the standard unit for representing a single character in ASCII and many extended character sets. This tool uses 8-bit groups for consistency.

Does this support Unicode characters beyond ASCII?

The tool processes characters using their UTF-16 code units. Characters beyond the Basic Multilingual Plane (code points > 65535) are represented as surrogate pairs.

Related tools