Text to Binary
Convert each UTF-8 byte to 8-bit binary, space-separated.
How to Use
- Type or paste your input on the left.
- The result appears live on the right - no buttons needed.
- Copy the output with one click.
About this codec
Convert each UTF-8 byte to 8-bit binary, space-separated.
About Binary
Binary is text expressed as the 0s and 1s of each character’s byte. This tool lets you encode text into Binary instantly and entirely in your browser. It is commonly used for learning how text maps to bits, and low-level debugging.
Hi → 01001000 01101001How to use it
Type or paste your text into the box and it turns into Binary live as you type — everything runs locally in your browser. Learn more in the Knowledge Base.
Frequently Asked Questions
Does this leave my browser?
No - the conversion runs entirely in JavaScript on this page.
What does Binary look like?
Hi becomes 01001000 01101001. Binary is typically used for learning how text maps to bits, and low-level debugging.
Does my text leave my browser?
No. The Binary conversion runs entirely in JavaScript on this page — nothing is uploaded, and it works offline.
Is Binary reversible?
Yes. Binary is a lossless representation, so you can convert back and forth without losing any data.
Common Use Cases
Learning how text maps to bits, and low-level debugging
Binary is commonly used for learning how text maps to bits, and low-level debugging — produce it here in one step.
Learning & puzzles
See how text maps to Binary — handy for coursework, CTF challenges, and puzzle hunts.
Private by design
Everything runs locally in your browser, so you can paste sensitive text without it leaving your device.
Last updated: