Live binary clock: hours, minutes and seconds rendered as glowing LED columns. Read the time visually or hit decode. Free online binary clock. All processing runs locally in your browser. Your data is not uploaded to any server.
100% Local Processing
How to Use
A live clock that shows the time in binary, one column per unit, using the classic BCD one-bit-per-digit style. Readable at a glance with practice.
Steps
Open the page. The binary LEDs start updating immediately.
Read each column from the bottom bit upward.
The conventional decimal time is shown beneath for checking.
How to read it
Each digit is two binary bits per column in the classic binary clock layout.
Hours run 0-23 in two columns, minutes and seconds two each.
A lit LED means that power of two is part of the digit.
The decimal time below makes verification instant.
Features
Updates every second, in sync with real time.
Distinct glowing LED styling for easy scanning.
Runs entirely in your browser.
All processing runs locally in your browser. Your data is not uploaded to any server.