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Text to Binary Converter

Encode plain text into binary using ASCII or UTF-8 byte values, typically showing 8 bits per character with optional spaces.

Number base converter

Converting from text to Binary (base 2).

Converted value

00110100 00110010

Steps

  1. Input (text/UTF-8 bytes): 42
  2. Encode text to UTF-8 bytes, concatenate as one big integer, then format.
  3. Result (base 2): 00110100 00110010

How it works

Each character maps to one or more bytes per encoding; each byte becomes eight bits, often zero-padded on the left.

How to use Text to Binary Converter

  1. Type or paste text.
  2. Choose encoding if prompted (ASCII vs UTF-8).
  3. Copy the binary output in grouped bytes.
  4. Decode with binary-to-text to verify lossless ASCII.

Worked examples

Concrete numbers and cases you can check against the tool above.

ASCII letter A

Code 65 β†’ 01000001 in 8-bit binary.

When to use Text to Binary Converter

Encoding lessons and steganography demos start with character-to-bits. Seeing bytes clarifies why multi-byte emoji differ from ASCII letters.

Common use cases

  • Homework on character encoding.
  • Craft binary puzzles or escape-room clues.
  • Inspect how non-English letters expand to multiple bytes in UTF-8.

Inputs and outputs

  • UTF-8 or ASCII text β†’ binary bit strings

Privacy

This tool runs entirely in your browser. Your data never leaves your device β€” nothing is uploaded to our servers.

Frequently asked questions

Why is my emoji longer in binary?
UTF-8 uses multiple bytes for code points above ASCII.
Spaces between bytes?
For readability only; remove them before decoding unless the tool expects groups.
Is this encryption?
No β€” it is open encoding, not secrecy.

Related tools

More free utilities you may need next β€” also listed in Text, Writing & Developer Tools and the All Tools directory.

View full category β†’