precise, simple, free

Online Stopwatch

A fast stopwatch with custom precision and no distractions.

Ready when you areSpace start / pause
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What is an online stopwatch?

An online stopwatch measures elapsed time in your browser. It counts up from zero when you press Start, just like a handheld stopwatch, and shows the time on large flip-card digits.

How to use this stopwatch

  1. Press Start or the Space key to begin timing.
  2. Press Pause (or Space again) to stop the count. Press Start to continue from the same time.
  3. Press Reset or the R key to go back to zero.
  4. Open Settings in the top-right corner to change precision, digit color or the digital font.

Why use this stopwatch?

  • Accurate to the millisecondTiming keeps running correctly even if you switch to another tab.
  • Big flip digitsLarge flip-card numbers you can read from across the room.
  • Full screen in one tapDouble-click the clock or use the full screen button in the top-right corner.
  • Free and privateNo account and no install. Your settings stay in this browser.
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