What does this tool do?
| Direct answer | Text to Binary encodes each UTF-8 byte as an 8-bit binary group. |
| Key fact | ASCII "H" is 72 = 01001000; every byte gets exactly 8 digits. |
| Processing | Runs locally in your browser; no data is sent to a server. |
How to use
- Type text like Hi.
- Click Convert.
- See the binary groups.
Example
Input
Hi
Output
01001000 01101001
Who is this for?
This tool was built for people who need a fast answer in the browser — no install, no account, no data leaving the device.
Programmers working with low-level data, computer science students, and electronics hobbyists reading registers — anyone tired of converting number bases by hand.
Frequently asked questions
Why groups of 8 digits?
One byte per group keeps byte boundaries visible.
How do I convert back?
Paste the output into Binary to Text.
Unicode characters?
Each produces 2-4 byte groups per UTF-8.