Binary code translator
Convert text to binary and binary to text.
Translate to binary.
Everything happens on your device: nothing is uploaded to the internet.
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Binary code translator: what it is for
The binary code converter turns any text into zeros and ones, and also works the other way around. Each letter becomes an 8-bit byte following UTF-8 encoding, so accents and emojis work.
It is widely used in computer classes, challenges, puzzles and secret messages.
How to use
- Type or paste the text (or the binary code) in the field.
- The translation appears instantly in the result field.
- Click copy to use the result wherever you want.
When to use it
- Learning how computers store letters.
- Creating puzzles and hidden messages.
- Checking computer science homework.
Frequently asked questions
How does a letter become binary?
Each letter becomes a number (its UTF-8 code) and each number is written with 8 digits of 0 and 1. The letter “A”, for example, is 01000001.
Is it really free?
Yes, 100% free. No sign-up, no subscription and no usage limits. All Tools123 tools are free and run right in your browser.