Precision Web Stopwatch & Timer
Free online stopwatch with lap times to the hundredth of a second, plus a countdown timer with an alarm. Big, clear display that keeps time in a background tab.
What is a Precision Web Stopwatch & Timer?
A simple online stopwatch and countdown timer. The stopwatch measures time to 1/100 s and records laps with split times. The timer counts down from the minutes and seconds you set and beeps at zero. Time is measured from the system clock, so it stays accurate even if the tab is in the background.
Execution Privacy:Toolbrix processes this utility using🔒 Processed locally — runs in client browser window.
How to use this Precision Web Stopwatch & Timer
Choose Stopwatch or Countdown timer.
Press Start. For the stopwatch, press Lap to record split times.
Press Pause to stop, and Reset to start over.
Frequently Asked Questions
Q:Will it keep running if I switch tabs?
Yes. Time is calculated from the clock, so it stays correct; the display catches up when you return.
Q:Does the timer make a sound?
Yes, it beeps three times at zero. Make sure your device is not muted.
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