Everyday tool
Chess Clock
Choose a starting time and increment, start the clock, then tap your side after each move.
Runs in your browser. No upload.
Tap your side’s clock after each move. White starts.
White to move
About this tool
Chess Clock made simple.
The clock runs in this browser and cannot guarantee timing while the page or device is suspended. Keep this page open during play; it does not connect players or enforce official tournament rules.
Common questions
About Chess Clock.
How do I use Chess clock?
Choose a starting time and increment, start the clock, then tap your side after each move.
Is my data uploaded to a server?
No. This tool runs locally in your browser. Your input is not uploaded.