Input
Output
About the Binary ↔ Text Converter
Turn text into binary (the 0s and 1s of each UTF-8 byte) and binary back into text — for learning, puzzles and debugging.
How to use it
- Choose Text → binary or Binary → text.
- Paste your text or binary.
- Copy the result.
Questions
Why does one letter become several bytes?
Letters outside English (é, ب, 中) and emoji take 2–4 bytes in UTF-8.