ToolBox ProРусская версия

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 articles

Binary Code: How Computers Understand Text

Why computers only speak in zeros and ones, how letters and words are built out of bytes, and how to convert any text to binary code and back in a second.

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